What can be watered with boric acid. Boric acid in horticulture - properties and uses

What are the benefits and harms of boric acid? Its use in the garden and in the garden is very wide. Boric acid can be used as a mineral fertilizer, a stimulant for seed germination, for lush flowering of ornamental plants and for increasing the yield of strawberries, potatoes, beets and other vegetables. Boric acid can be used to protect plants from diseases and sprinkled over the area as an ant repellent.

Boric acid - what is it?

Boron is one of the most important trace elements in plant life. It normalizes the synthesis of nitrogenous substances, improves metabolic processes and increases the content of chlorophyll in the leaves. Boric acid (H₃BO₃) is the simplest and most readily available boron compound. Boric acid is widely used in various complex fertilizers. It is a colorless crystalline substance in the form of flakes, odorless, easily soluble in water, acidic properties are very weak. If the amount of available boron in the soil corresponds to the norm, the yield and keeping quality of fruits increase, and the overall resistance of plants to adverse conditions increases.

Boric acid: beneficial properties for plants

The use of boric acid contributes to an increase in the number of ovaries on fruit and berry crops, stimulates the formation of new growth points for stems and roots, the sugar content and the taste of fruits.

With a lack of boron, the roots are oppressed and sometimes rot, the conducting system of plants develops poorly, the supply of nutrients is hindered, the plant lags behind in development. The lack of boron stimulates the development of diseases - hollowness, bacteriosis. With a boron deficiency, the growth point may die off, plant pollen is sometimes unable to germinate. The lack of boron is especially pronounced in dry years. And an amateur gardener, often complaining about a meager harvest, does not understand that the reason is a lack of boron. Apple trees require especially a lot of boron.

Boron in the plant is a "fixed" element - it does not pass from old, dying leaves to young ones and is required during the entire growing season of the plant. In order to correctly use boric acid, it is necessary to take into account the needs of horticultural crops in boron. On this basis, they are divided into 3 groups:

High: apple, pear, cauliflower and Brussels sprouts, beets, swede.

Medium: tomato, carrot, lettuce, stone fruit.

Small: herbs, beans, peas, potatoes and strawberries. Although potatoes and strawberries belong to the third group, the least dependent on the amount of boron, the lack of this element seriously affects these crops.

Boric acid: harmful properties in case of overdose

Boric acid belongs to the lowest, 4th hazard class of harmful substances. It does not harm a person if it comes into contact with the skin, but it can accumulate in the body because boron is slowly excreted by the kidneys.

An excess of boron in the soil is dangerous: it provokes a burn of the lower leaves, drying out of the edges of the leaf - the leaves turn yellow, die off and fall off. Symptoms of excess boron: dome-shaped leaves, turning inside their edges, general yellowing of the leaf. The old leaves are the first to suffer. The high content of boron in fodder plants leads to severe chronic diseases in animals.

Boric acid from ants and other insects

Boric acid as a garden insecticide is used more often as a contact preparation against cockroaches and ants, but also has an intestinal effect. Dry baits with boric acid act as contact-intestinal poisons, and wet ones, mainly as intestinal ones. The combined action manifests itself gradually as it accumulates in the body of the insect. For example, when using boric acid, cockroaches die 8-12 days after the start of use.

Boric acid against ants is effective due to the fact that it affects the functioning of their nervous system. After eating, it causes serious disturbances, which after a few hours lead to paralysis and death of the insect. Even if the brothers eat the remains of an ant that has fallen from boric acid, the same fate awaits them: a very tiny amount of poison is enough to kill one ant. The simplest application is to sprinkle boric acid powder in places where ants are most often found or at the entrances to an anthill.

The variant using soft and liquid baits gives the best results. When using such means, the ants eat the bait themselves and take it to the anthill, then the relatives will feed on the poison. Alas, it will not work quickly to remove ants with boric acid. The process usually takes at least 2-4 weeks. But this method is effective even when the anthill is outside the site. Remember that the bait must be inaccessible to pets and beneficial insects.

Boric acid: ant bait recipes

* Pour 5 g of boric acid into half a glass of hot water (100 ml), dissolve, add 10 g of honey (a teaspoon) or jam and 40 g (2 tablespoons) of sugar to the solution. Stir the mixture and pour into a flat dish, which is best placed near the ant trails. Cover from rain on top with a piece of plastic.

*2 egg yolks rub with ½ tsp. boric acid, make small (pea-sized or smaller) balls from the resulting mass and spread out in key places.

*1 tbsp. mix a spoonful of water with 2 tbsp. l. glycerin, add 1 tsp. honey, 1/3 tsp boric acid and 1.5 tbsp. Sahara. Mix everything thoroughly, roll bait balls from the mixture. This recipe is good because the bait stays moist and soft for a long time.

* 3 medium potatoes boiled in their skins, 3 boiled yolks, 10 g of boric acid, 1 tsp. Sahara. Grind peeled tubers and yolks, add boric acid and sugar to the mixture. Once again, mix thoroughly, roll balls from the resulting dough.

It is important to remember that increasing the amount of boric acid in the bait does not increase the effectiveness of its use - the ants will die before reaching the anthill, and the colony will simply grow other worker ants to replace it.

Boric acid: ways to use it in the garden and in the garden

Soil preparation for sowing and planting. Boric acid solution: 0.2 g of boric acid per 1 liter of water. Before sowing or planting seedlings, pour the planting ridges with a solution, consumption of 10 liters per 10 m2, loosen and only then sow the seeds. This method is used as a prophylaxis for suspected boron deficiency in soils.

Top dressing. Boric acid solution: 0.1 g of boric acid per 1 liter of water. The first spraying is carried out in the budding phase, the second - in the flowering phase, the third - during the fruiting period of the plants. When combined with other trace elements, the concentration of boric acid is reduced to 0.05-0.06% (5-6 g of the drug is diluted in 10 liters of water).

Top dressing at the root. Boric acid solution: 0.1-0.2 g of boric acid per 1 liter of water. It is used only in cases of severe starvation or a well-known lack of boron in the soil. Plants are pre-watered with plain water to avoid chemical burns of the roots. Usually used on seedlings of flowering plants growing on soddy-podzolic soils or in a mixture of peat and sand.

Boric acid dissolves easily only in hot water! Always first dilute the sample (bag) in 1 liter of hot water, then bring to the desired volume with water at room temperature. Foliar top dressing (spraying) is carried out in cloudy weather, and preferably in the evening, to avoid sunburn. On hot, dry days, water the plants thoroughly beforehand.

Boric acid for strawberries

Signs of a lack of boron in garden strawberries (strawberries): curvature of the leaves and necrosis of the edges. Top dressing with boric acid significantly increases the yield and improves the taste of berries. In early spring, plantings are shed with a solution of boric acid with the addition of potassium permanganate (1 g of potassium permanganate, 1 g of boric acid per 10 liters of water), consumption - about 10 liters per 30-40 bushes. It is useful to carry out foliar top dressing with a solution of boric acid (5 g per 10 liters of water).

Before flowering, when the plants put forward buds, carry out foliar top dressing with a solution (2 g of boric acid, 2 g of manganese, 1 cup of sifted ash per 10 liters of water). Make an extract from the ash in advance: pour a glass of ash with a liter of boiling water and insist, stirring occasionally, for a day, after which it is filtered through gauze - and the infusion is ready.

Boric acid for apple and pear

Signs of a lack of boron in an apple tree and a pear: the leaves thicken, warp, corking and darkening of the veins occur; in acute starvation, the leaves fall off. There is a rosette of leaves - small leaves at the ends of the shoots are collected in the form of a rosette. In advanced cases, the tops of the trees die off.

In pear, rosette of leaves is characterized by rapid drying of flowers and deformation of fruits, on the surface of which pits and areas with affected tissue appear.

For apple trees, a lack of boron leads to a disease called "apple internal corking". Light spots with a diameter of about 1 cm appear in the pulp, later they turn brown and become like a cork or sponge. Dry spotting and crusty spots affect the surface of the fruit, which swell and deform.

Foliar top dressing (10-20 g of boric acid per 10 liters of water) dramatically increases fruit formation. Spend it in the evening, before sunset. Spray evenly over the entire available crown. The first time - at the beginning of the dissolution of the buds, the second - after 5-7 days. Such processing sharply reduces the number of fallen ovaries, which gives an increase in yield by 25-30%. The resistance of trees to adverse conditions and the keeping quality of fruits increase.

Boric acid for grapes

Signs of a lack of boron in grapes: the appearance of chlorotic spots between the veins of the leaf blades, which gradually grow, the absence of normal ovaries on the hands (pea). A new seedling dies within a year or 1-2 years after planting in a permanent place.

Even a single treatment during the budding period, due to the preservation of flowers and less shedding of ovaries, increases the yield by more than 20%. Many wonder why grapes have small berries. This phenomenon is called pea. The appearance of high-quality, fertile flowers helps to avoid the problem of grape peas.

Taking into account the characteristics of grapes, add zinc salts to boric acid (10 l of water, 5 g of boric acid, 5 g of zinc sulfate).

Boric acid for tomatoes

Signs of a lack of boron in tomatoes: blackening and death of the growing point of the stem, rapid growth of new shoots from the root, while the petioles of young leaves become very brittle. On fruits, usually in the region of the apex, brown spots of dead tissue are formed.

As a preventive measure, soaking the seeds in a solution of boric acid (0.2 g of the drug per 1 liter of water) for a day, or in a solution of microfertilizers containing boron, helps well.

Before planting seedlings, apply boric acid or boron-containing fertilizers to the soil (optional on cultivated soils). Do not forget about foliar top dressing before flowering (10 g of boric acid per 10 liters of water).

You can use a foliar application of the same concentration in the green fruit phase to accelerate ripening and the accumulation of sugars in the fruit.

Boric acid for beets

Signs of a lack of boron in beets: the heart of the root rots. This is caused by a fungal disease - phomosis. Concentric light brown spots with black dots in the center form on the leaves, then the disease passes to the root crop, its core rots. The tissues on the cut at the initial stage have a dark brown, almost black color, later they dry out, become withered, rotten.

Before planting, soak the seeds for 10-12 hours in a 0.1% solution of boric acid.

Apply boron to the soil to prevent phomosis. With properly prepared soil, to obtain healthy and tasty beet root crops, it is enough to carry out one foliar top dressing at the 4-5 leaf stage (5 g of boric acid per 10 l of water).

Boric acid for ornamental plants

Boron helps the rapid absorption of calcium and the abundant formation of buds.

For foliar top dressing, a 0.1% solution of boric acid (10 g per 10 l) is used. When foliar top dressing with boron, together with other microfertilizers, the concentration of boric acid is reduced by 2 times (0.5 g per 1 liter). The solution is sprayed on plants in the phase of budding and flowering.

Roses. Very good results are obtained by spring spraying with a solution of boric acid in the proportion of 10 g per 10 l. To prevent fungal diseases, rose cuttings are immersed for 2-3 minutes. in a solution of boric acid (20 g per 1 liter of water).

Gladiolus. A solution of boric acid (2 g per 10 l of water) is used to feed gladioli in the 3-4 leaf phase and during the flowering period to obtain larger corms.

Dahlias. Spraying with boric acid mixed with potassium permanganate (5 g + 2 g per 10 l of water) favorably affects the development of flowering plants. Top dressing is done 2-3 times before mass flowering in the evening with an interval of 15-20 days.

howbuy boric acid: modern fertilizers with boron

Previously, boric acid could only be purchased at pharmacies. But now there are easy-to-use fertilizers containing boron and packaged boric acid in garden centers.

For foliar top dressing and when preparing the soil, it is convenient to use the drug Bor-Mag . Packing 15-20 g (approximately boxes) goes to 10 liters of water (per 2-3 m2).

Boric acid (B-17.5%) with brand Green Belt in convenient packaging of 10 g from Technoexport is well known to many. The preparation contains boron, necessary for plants during the entire growing season.

Water Soluble Fertilizers Pokon with boron can be found everywhere. A green bottle with a yellow cap is a longtime partner of many plant lovers: ficuses, cacti and succulents, orchids, roses, palm trees, citrus, flowering and ornamental plants. They are quickly absorbed by plants through the leaves and root system and act immediately.

To get friendly shoots and healthy, strong seedlings, use complex fertilizer "Weaving for indoor flowers and seedlings" containing boron. It is enough to dissolve one small bag in a two-liter bottle of water - and the resulting solution is ready for use.

For foliar feeding of apple trees, instead of boric acid, its sodium salt - borax - can be used in the same proportion. But for other cultures, the sodium that is part of borax is undesirable. They are more suitable complex fertilizers with trace elements, such as Fertika Lux . Fertilizer is useful in February-April when fertilizing seedlings, in May-July for fertilizing plants in open and closed ground, in January-December for fertilizing flowering indoor and balcony plants.

For application to the soil, boric acid can be replaced with boron-phosphorus or complex fertilizer (application rate - according to the manufacturer's recommendations). Check out our wide range of root and foliar fertilizers "Intermag - Garden" various crops: cabbage, tuber, bulbous, flower, for potatoes, tomatoes, cucumbers, strawberries and raspberries, and even for orchid plants.

Learn more plant growing tips . Also, please pay attention to the information block to the left of the text. The links in it lead to related articles.

For gardeners, boric acid is an excellent tool to help grow plants. The tool increases productivity and activates the formation of ovaries on plants. In this case, the main thing is to know exactly what the use of boric acid for plants should be.

The use of boric acid in growing plants has certain advantages.

The substance has the following positive effects on plants:

  • growth stimulation;
  • increase in the volume of chlorophyll;
  • increasing the rooting ability of seedlings;
  • strengthening bushes;
  • ovary activation.

When spraying plants with a solution of boric acid, it is possible to increase the survival rate of plantings under adverse weather conditions, at the time of a dive, or when diseases and pests appear in plants. Also, the substance increases the sweetness of the fruit, which makes the harvest tastier.

It is very difficult to harm plantings when using boric acid, which is why the remedy is recognized by most gardeners as the safest. However, you can also overfeed the plants with boric acid, in which case the leaves will take on a domed shape (their edges will be bent down). Eating a crop supersaturated with boron is also not healthy, which is important to consider. Boric acid for plants is a mandatory fertilizer, which, like everything else, should be used in moderation.

Signs of a lack of boron in garden and garden plants

It is possible to determine that a plant is experiencing boron deficiency by a number of signs. It is not difficult to notice them even for a novice gardener. The deficiency in the soil of a substance is evidenced by some changes that occur with crops.

  • The leaves of the trees thicken significantly, and their deformation occurs. Seals are usually in the form of spots. Gradually, the leaves turn yellow and die. If the boron deficiency is particularly severe, then the whole top of the tree may die off. Spots form on the fruits, and tubercles in the upper part.
  • If boron deficiency occurs in grapes, then spots develop on its leaves, in areas between the veins, which gradually spread to the entire leaf plate and lead to drying. Falling of the ovary may also occur. When young shoots do not receive enough boron, the probability of their death in 2-3 years is high. This process looks like a general gradual wilting of the vine.
  • Tomatoes react to a lack of boron by dying off the tops. At the same time, a large number of new shoots appear closer to the root, which are particularly brittle.
  • It is not uncommon for potatoes to suffer from a deficiency of a substance. Most often, during starvation, the plant is affected by scab of a fungal nature. The bushes are far behind in development, their leaves begin to turn yellow, and the petioles, in turn, turn very red. A phenomenon occurs with increased soil acidity or excessive use of potash and nitrogen fertilizers.
  • Beetroot reacts to a deficiency of a substance by developing phimosis. At the beginning of the disease, only the leaves of the culture suffer, on which dried spots form. Further, the disease spreads to the root crop - it begins to rot from the inside. On its section, a black flabby core is visible. There is no such beet.
  • Flowers with a lack of boron in the soil begin to lay small buds, and the intensity of the color of the flowers is significantly reduced. Perennial crops gradually wither, and annuals wither ahead of schedule.

If symptoms of boron deficiency occur, treatment of the plant with boric acid is indicated, with a solution of which it is watered or sprayed.

The use of boric acid for plants

In order to provide plants with quality growth and get a bountiful harvest, you need to know exactly how to use boric acid. This will provide the crops with the necessary nutrition and at the same time not overfeed the plantings.

How much boron do plants need?

Boron is required by plants throughout the growing season. Depending on the state of the culture, the amount of consumed substance varies. For the correct application of top dressing, you should know exactly which crops especially need a substance, and which ones cost a minimum of its amount.

Potatoes and strawberries react most sharply and violently to boron deficiency, despite the fact that they belong to the last group according to the need for the substance.

Soil preparation for sowing and planting

When preparing the soil for seedlings, it is treated with boric acid. 0.2 g of the substance is dissolved in 1 liter of warm water. Later, it is watered at the rate of 1 liter per 1 m2. Such introduction of boron is required both when preparing the soil for seedlings, and when processing beds and greenhouses.

What plants can be sprayed?

Spraying plants with boric acid is an excellent way to feed, but it can not be applied to all crops. Do not process eggplant, pumpkins and zucchini. The rest of the crops, including berries, shrubs, fruit trees, cruciferous, root crops and onions, can be fed by spraying. It is considered the most convenient form for fertilizing, since in this case the substance is distributed throughout the plant as evenly as possible. At the same time, the risk of burning landings is completely eliminated. The acid is dissolved in the same way as for tillage.

Plant nutrition with boric acid

When fertilizing plants, it is important not to leave the prepared preparation for a long time. It is best to use the entire solution at once. For top dressing with soil application, 0.2 g of the substance is dissolved in a liter of water. For spraying, if the lack of boron is barely noticeable, 0.1 to 0.2 g per liter can be applied. Every grower should know how to dilute boric acid for spraying and tillage.

Top dressing at the root

This type of top dressing is used if the boron deficiency is clearly established, and not just suspected of it. Previously, the plant is very abundantly watered with warm settled water, and then with a solution. It is necessary to pour it not just under the root, but slightly capturing the stem. Such top dressing is a shock dose of boron, capable of saving even a plant that, due to a deficiency of a substance, is on the verge of death.

How to dilute the substance yourself correctly?

Boric acid is sold as a powder or solution. If the substance is purchased in the first form, then it will need to be properly dissolved.

It is most convenient to dissolve the powder in a small portion of water and then add the required volume. Water for this is taken warm. After pouring the substance into the dishes, add water and dissolve it, stirring constantly. Sediment should not remain. After receiving the concentrate, it is diluted with water to the desired state.

How to spray correctly?

Spraying should be done early in the morning or late in the evening. The weather is dry and windless. If the plants are in open ground, you need to make sure that there will be no rain in the next 24 hours. Since boric acid only acts on the leaves where it hits, spraying should be carried out regularly so that the new leaves that open on the bush receive quality nutrition.

What is the effect of the application?

Feeding plants with boric acid gives an effect that every gardener notices. The yield of plantings increases by 20-30%, and the quality of vegetables and berries is significantly increased. Even if there is a lack of sunlight, the sugar content in fruits is as high as possible, since boron provokes their active accumulation.

Also, fertilizer is an excellent remedy against most pests, since boric acid, after entering them in the body, causes serious disturbances in the functioning of body systems, from which insects die.

  • Flowers after using boric acid gain more buds, which differ in maximum size. The flowering period is also significantly extended, especially for annuals, which retain an attractive appearance until frost.
  • When seedlings are planted, their treatment with boric acid allows you to achieve the fastest full rooting. Also, plants begin to actively shoot and form good bushes. As a growth stimulant for seedlings and seedlings, acid has shown its best side.

Strawberry bushes, after spraying with boric acid, begin to actively produce mustaches and lay buds and ovaries. Plants selected for propagation are stimulated with acid. This allows you to get a plentiful and strong mustache. Feeding will also help new plants take root better.

How to use boric acid to fight ants and other insects?

Boric acid is great for many garden pests. The substance is usually used as a safe means to eliminate uninvited insects, as well as ants. From aphids and other pests that live on plants, the affected bushes are simply sprayed with a solution. From ants, acid is used somewhat differently.

The most effective ways:

  1. 2 boiled yolks are mixed with ½ teaspoon of acid powder. The composition is qualitatively triturated until a homogeneous mass is obtained. Then balls the size of a pea are rolled out of it and placed near anthills and on ant paths.
  2. 3 yolks are mixed with 3 crushed jacket potatoes, a teaspoon of sugar and 10 g of acid. Then balls are made from the mixture, which are placed near the anthills.

In both the first and second cases, the insects take the balls for food, which they rush to take to the anthill. After they eat the composition with acid, it destroys them from the inside, quickly exterminating the entire family.

Boric acid should be present in the arsenal of every gardener.

In order for plants to grow as they should, not to get sick and not besieged by insects, boric acid will come to their aid, which improves metabolism and helps produce chlorophyll. And also it strengthens the root system and stem of the plant, increases sugar in its composition, makes their fruits more productive and tastier.

Signs by which you can understand that the plant needs top dressing with boric acid:

  • The kidneys started to dry up.
  • Plant stems have gone from straight to curved.
  • The ends of the branches die off.
  • The color of the leaves has become pale.
  • The tips of the leaves turned yellow and curled up.
  • The plant has stopped flowering or its flowering has become rare.
  • The number of fruits has drastically decreased.
  • The fruits are deformed.
  • The plant stopped growing both up and in breadth.

Many gardeners think that the changes described above appeared due to lack of moisture and overflow the plant, thereby worsening its condition and giving way to gray rot, bacteriosis and other diseases.

It should be remembered that the use of boric acid is good in moderation, if you overdo it with its amount, then this will not benefit the plant either, since their leaves can get burned, die off, turn yellow, change their shape. Therefore, it is imperative to remember the correct dosage of the drug.

Usually boric acid is sold in bags of ten grams. If you don’t have a measuring scale or a special measuring spoon at hand, then pour one teaspoon of boric acid without a slide onto the paper and divide it into five parts.

One part is one gram. To work with acid, you should take an unnecessary spoon, which then must be washed very carefully.

You need to remember right away that boron is very difficult to dissolve in cool water, so about a liter of water is heated to 70 degrees in advance, then the powder is poured into it. Mix well and dilute with nine liters of cold water.

This solution is successfully used not only as a fertilizer, but also for soaking seeds so that they germinate faster. To do this, pour two grams of boric acid into a ten-liter jar of water, mix well.

Tie the seeds in gauze or a small piece of cloth and soak this bag in the solution for a certain amount of time:

  • 24 hours - beets, onions, carrots.
  • 12 hours - cabbage, eggplant, cucumbers, zucchini.

To make it easier to determine how much a certain plant needs to be fed with boric acid, gardeners divided them into three groups:

  • Low - potatoes, herbs, strawberries and strawberries, peas, beans, beans. It should be added only in case of urgent need or as a one-time soil fertilizer. To improve the yield of potatoes, it is enough to water the bed once with a solution consisting of ten liters of water and six grams of acid.
  • Medium - trees and shrubs with stone fruits. If necessary, at the beginning and middle of summer, the roots of these plants are watered with a solution (ten liters of water and two grams of acid).
  • High - beets, cabbage and trees with pome fruits. These plants simply need top dressing with boron. For the whole summer, they are watered three times with a solution of boron, consisting of ten liters of water and ten grams of powder.

As we understood, boron not only stimulates seed germination, but also prepares the soil for planting, for this, the soil must be poured with a solution of boron (10 liters of water per 2 g of powder), then dug up well. After that, you can already plant seeds or seedlings in the ground.

The solution can not only water the roots, but also spray the plants. But this should only be done in the evening or on cloudy days.

It will be better if you spray from a fine mist sprayer. But do not overdo it with spraying one area of ​​\u200b\u200bthe plant; it is undesirable for dew to accumulate on their leaves from this solution.

But it is undesirable to spray potatoes, strawberries and strawberries, they only need to be watered. In no case do not scatter boron powder on the soil or plants, so you risk destroying the crop.

tomatoes

To increase the yield and improve the taste of tomatoes, they are watered three times with a solution of boron for the entire season. First time before flowers open.

The second time, already in the flowering period itself, and the third time, when the first tomatoes appeared. The solution is made from ten liters of water and one gram of powder. For one square meter of beds, a liter of solution is enough.

When the first fruits appeared on the tomato bushes, the ground around them can be fed with a mixture of ash, boron, and iodine. First you need to boil five liters of water, immediately pour ten grams of boric acid, two liters of ash into it.

Mix well, wait until the mixture cools down, then you can pour another five liters of cool water. Then pour in 10 ml of iodine, mix and leave this solution alone for exactly one day. Before you start watering the soil, a liter of the resulting solution should be diluted with 10 liters of water.

This top dressing makes tomatoes resistant to phytophthora and accelerates the ripening of fruits. For one bush, one liter of solution is enough. As soon as fruits appear on the bushes, they can be sprayed once with this solution.

If you do not fertilize tomatoes with boron at all, then they can get sick, their stem can turn black and break. The fruits themselves will be covered with brown spots, juiciness will leave the pulp. Therefore, before planting, it is recommended to soak the seeds in a boron solution for about a day.

Potato

If the land suffers from a lack of boron, then the following changes occur in the development of potatoes:

  • Sick with scab.
  • The leaves wither and turn pale.
  • The stem becomes sluggish and bends towards the ground.
  • The plant grows slowly and sluggishly.
  • Potatoes in the ground cannot form properly.

Unlike many plants, more boron must be added to the potato solution - up to 6 grams per ten liters of water. In order for the potatoes to grow healthy and bear fruit well, you need to pour this solution over the entire bed during the appearance of the first shoots.

Beet

It is vital to feed it with boron, the acid protects it from fungal diseases that easily destroy the entire crop. The fact that the beets are affected by the disease is suggested by brown and black spots on its leaves. If you spray the leaves with a solution in time, then quickly get rid of phomosis.

If no action is taken in time, then the fungus will go into the root system, thereby destroying the fetus. To increase immunity, you need to soak the seeds in a powder solution for a day.

Cucumber, zucchini, pepper and eggplant

They are fed in the same way as tomatoes. Thanks to this top dressing, the taste of cucumbers, peppers improves, their root system becomes stronger. They tolerate frosts and cold summers much more easily, as well as drought.

It is no secret that a plant needs a lot of minerals during flowering and fruiting, boron is absolutely irreplaceable in this regard. In order to make it easier for cucumbers to pollinate, a little sugar can be added to the solution.

So that zucchini, eggplant and peppers do not rot, they need to be sprayed with a solution of boron, but try not to overdo it.

Pear and apple tree

They belong to the group of plants that need to be fed with boron if there are signs of deficiencies in this mineral:

  • The leaves got thicker.
  • Veins darkened.
  • The leaves began to fall en masse, although autumn had not yet arrived.
  • Small leaves are rosette-shaped.
  • The top of the tree began to die.
  • The fruit began to deform.
  • Brown spots began to appear on the fruits.
  • The flesh of the apples has turned brown and feels like a sponge.

In this case, about twenty grams of boric acid is diluted in ten liters of water. Then the whole tree is sprayed with this solution, not missing a single leaf.

Grape

If light spots appear on the grape leaf, then the plant is trying to suggest that it lacks boron. If you do not feed it, then these seedlings will die in a year. Therefore, grapes need to be fed every year with a solution to which you can add a little zinc salt. This is done during the flowering period.

Strawberry

So that the leaves of strawberries or strawberries do not dry out ahead of time, in March-April, the soil should be fertilized with a solution of boron and potassium permanganate in equal proportions.

Until the flowers appear, it is advisable to fertilize their roots again, but complicating the solution a little: 1 g of manganese, 1 g of boron, half a glass of ash, five liters of water. Then spray them on the leaves of the plant. For one bush, 0.5 liters of solution is enough.

Flowers

Not only vegetable crops need boron, but also houseplants. Especially those that bloom all year round. Boron significantly increases the formation of buds. Ten or five grams of boron is dissolved in ten liters of water, after which the flowers are watered with this solution.

So that the cuttings do not suffer from fungal diseases and successfully take root on the site, they must be lowered into the solution described above for several minutes before planting.

From insects

If ants or cockroaches have firmly occupied a summer cottage or apartment, then boric acid will help get rid of them, which gradually accumulates in their body, causing paralysis, thereby destroying them.

You should know that ants eat the corpses of ants, which means they become infected with acid from them and also die. Therefore, you will need a month of patience and some powder.

Boil the eggs, remove the yolks from them, mash them. Then mix with 2 grams of boric acid powder. Roll up cakes and spread them in places where insects accumulate.

We use boric acid in the garden Boron is an indispensable element for all garden crops. The use of boric acid, the most popular and affordable boron-containing substance, allows you to increase the level of calcium supply to all plant organs, oxygen to the roots, increase the chlorophyll content in the green parts of the plant, and make berries and fruits sweeter. But the most famous ability of boric acid is to stimulate seed germination and fruit set. Top dressing with boric acid helps to maintain and increase the number of ovaries under negative environmental influences, gives impetus to the formation of new growth points for roots and stems. Thus, treatment with boric acid prevents the development of diseases (in particular, rot) on plants, makes them more resistant to drought, cold snaps, and improves the supply of nutrients. Types of fertilizers that contain boron - boric acid - best for spraying plants - borax is a salt of boric acid. Borax is recommended to be applied as a regular root dressing - boron superphosphate - used as the main top dressing - boron-magnesium fertilizer - contains not only boric acid, but also magnesium oxide - complex mineral fertilizers, which include boron How to find out if a plant lacks boron? - the upper leaves, together with the leaf plates, turn pale, turn yellow, grow small, deformed. Over time, they can dry out and fall off - the lateral buds of plants develop, but the apical buds do not - necrosis on the shoots (dead areas) - death of the tops of the shoots - plants bloom poorly and are tied Boric acid in the garden: options for use Boric acid for soaking seeds - To accelerate growth and the development of garden crops, to increase germination, seeds are recommended to be soaked in a solution of boric acid before planting. To do this, 0.2 g of boric acid is dissolved in 1 liter of warm water. In this mixture, the seeds of crops are aged for 12-24 hours. So that the seeds do not float during soaking, they are placed in a gauze bag. You can do soak the seeds in a complex solution containing boron. To do this, an ash solution (50:50), 5 g of ordinary soda, 1 g of manganese and 0.2 g of boric acid (per 1 liter of solution) are added to the onion peel infusion. - Boric acid for spraying plants, that is, foliar top dressing with boric acid. It should be carried out at least twice (during the budding period and during the flowering period), but it can be done three times. So, for the third time, you can spray the plants with boric acid to increase the concentration of sugar in the fruits and ripen them as soon as possible. Spraying with boric acid is best done in the evening or on cloudy days to avoid leaf burns. How to prepare a solution of boric acid for foliar feeding? Usually 10 g per 10 liters of water, although depending on the culture, the concentration may be more or less. Boric acid does not dissolve in cold water - only in warm (hot), therefore, at first, the entire powder is diluted in a small volume of warm water, and only then the volume is adjusted to the required cold. When spraying flowers with boric acid to attract pollinating insects, you can add a little sugar or honey to the solution - Boric acid can be applied directly to the soil as the main fertilizer, but this should be done only in some cases and no more than 1 time in 3 years: if you know from previous years that there is really little boron in the soil, and if you have limed the soil before. Spill the soil with a 0.1% solution of boric acid at the rate of 1 liter of solution per 1 "square" of the beds, after which be sure to loosen the ground. - Root top dressing with boric acid is rarely carried out - mainly for flowers. This fertilizer can cause root burns, so the bush is well watered before applying boric acid. - Another use of boric acid in horticulture is to treat goosebumps. You can learn more about this in our separate article "How to get rid of ants in the garden." Treatment with boric acid of different crops Treatment of cucumbers with boric acid Top dressing of cucumbers with boric acid is carried out for abundant flowering and the formation of ovaries. The greatest effect is demonstrated by boric acid for cucumbers as a foliar top dressing before flowering (5 g per 10 l of water). The second time, you can spray the ovaries with boric acid of the same concentration. And it’s also good to add a couple of potassium permanganate crystals to such a solution - this will help protect the cucumbers from powdery mildew. Treatment of tomatoes with boric acid Boric acid plays a huge role for tomatoes - with a lack of this element, growth points begin to die off in tomatoes, the leaves become small, affected by chlorosis, and dark spots form on the tops of the fruits. Tomato treatment with boric acid is carried out with a 0.05% solution during budding, during flowering and fruit ripening. In the latter case, boric acid will help the tomatoes ripen faster and become sweeter. One of the symptoms of a lack of boron in tomatoes is yellowing of the leaves - gardeners often confuse it with a lack of nitrogen. But in the first case, the upper leaves turn yellow, in the second - the lower ones. But remember: excessive application of boron fertilizers leads to the fact that the fruits ripen faster at the expense of keeping quality, and this applies not only to tomatoes. Feeding with boric acid and iodine is also good for tomatoes. For almost all garden plants, the need for iodine is very low, but tomatoes are an exception here. Iodine, like boron, stimulates the development of flower clusters and ovaries, the ripening of fruits, the fruits grow larger. Also, iodine top dressing of tomatoes makes them more resistant to late blight. Foliar top dressing of tomatoes with boric acid and iodine is carried out when the plants have entered the fruiting phase: five drops of iodine and five grams of acid are added to 1 bucket of water. With the same solution, but with the addition of ash, you can feed the tomatoes under the bush. Read more about feeding tomatoes here. Treatment of potatoes with boric acid With a lack of boron, the growth point is inhibited in potatoes, the leaves become dense, brittle, the internodes are shortened, the leaves may turn yellow. Potatoes become vulnerable to scab, crack, grow small. Lack of boron makes potatoes easy prey for diseases - first of all, for scab. planting 0.1% solution at the rate of 1 liter per 20-25 kg. Read more about potato fertilizers here. Treatment of strawberries with boric acid Boric acid prevents falling off, drying out of flowers, activates the setting, due to which the yield of fruit plants grows by a quarter. With a lack of boron in strawberries, a marginal burn and deformation of the leaves are observed. With a boron deficiency in strawberries, the ovary dries up Boric acid for strawberries can be used not only during the period of budding and fruit set (spraying with a 0.05% solution), but also as top dressing paired with potassium permanganate in early spring (10 grams of acid per bucket with a pink solution of potassium permanganate ). Gardeners claim that feeding strawberries with boric acid and potassium permanganate improves the taste of berries and increases yields. To improve the yield and prevent strawberry gray rot, foliar top dressing with boric acid and iodine can be carried out - before flowering and when the berries are tied. To do this, take 2 g of boric acid, 2 g of potassium permanganate, 1 tablespoon of iodine and 1 glass of ash extract in a bucket of water. Boric acid in the garden and in the garden for other crops: - heads of broccoli and cauliflower with a lack of boron become like glass, the stem is hollow, there is a threat of brown rot. Therefore, in the phase of two true leaves, plants are treated with boric acid (2 g per 1 liter) for the first time, during the setting of heads - for the second time, during the "filling" of heads - for the third time. - carrots and beets will gratefully respond to boron in the stage of root growth - spray the plants with a 0.2% acid solution. With a lack of this element, root rot develops in root crops, hollowness - fruit trees with a lack of boron suffer from necrosis and fruit deformation, rapid growth of axillary buds, bluish, wrinkled leaves, leaves at the ends of the shoots begin to gather into wrinkled rosettes. In addition, the pulp of apples and pears becomes unnaturally hard. Fruit trees are sprayed along the crown with a 0.2% solution of boric acid at a rate of 2-10 liters per 1 tree before and during the flowering period. - boron is very important for flowers, because this element is responsible for flowering. Roses, dahlias, violets, gladioli are recommended to be treated with a solution of boric acid in the budding phase and during the flowering period (20 g per bucket of water). There is no culture in the garden that has not responded to boric fertilizer. Feeding plants with boric acid, whether it be grapes, onions, raspberries, eggplant, squash, will definitely affect the increase in yield by stimulating the growth of the root system, improving nutrition, the flow of sugars to the ovaries and preventing them from falling off. If you are afraid to harm the plant, but don’t remember the exact concentration, use the gardener’s golden rule “better under than over”: 5-10 grams of boric acid per bucket of water for foliar feeding before flowering, during flowering and during fruiting. We hope that after our article, boric acid in the country will become your constant partner and assistant. Good harvest!

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