House, design, renovation, decor.  Courtyard and garden.  With your own hands

House, design, renovation, decor. Courtyard and garden. With your own hands

» How to make humus. Cooking compost in the country: rules and technology for the manufacture of organic fertilizer

How to make humus. Cooking compost in the country: rules and technology for the manufacture of organic fertilizer

Everyone knows the truth - plants develop and bear fruit best of all on fertile soil. But where to get it, if plants are planted on the site from year to year, which absorb useful substances from the ground. Many chemicals have been created to nourish the soil. But do not forget that this is chemistry, and everything that you add to the soil will also go to the crop. But there is an alternative - do it yourself compost.

What is compost and how to make it yourself

"What is compost and how to make it?" - this question is often asked by novice summer residents. Compost is an organic fertilizer obtained by decomposing a variety of raw materials of plant or animal origin.

You can make compost yourself using summer cottage.There are two options for making natural fertilizers for the garden and vegetable garden.

  • Compost heap. This is the most common way to get compost, it is also cheap and easy. You will need to make a frame in such a way that air and moisture get inside. The best material for the manufacture will be a wire mesh. The preparation of compost from the beginning of laying and until full maturation takes place over a period of time from six months to 9 months.

Compost pile at home

  • In a special box for receiving organic fertilizers. You can buy it in the shop departments "Garden-Ogorod". Such a device is protected from the ingress of insects. Inside the box is a drum that turns the substance over. In addition, in the middle of the container there is a hose for humidifying the waste.

Composting methods?

Experienced gardeners recommend to cook organics with your own hands. The options that give the most effective results are a compost heap or a compost pit. In these cases, the decomposition of waste occurs best of all, their rotting, because the temperature and humidity inside the layers are practically unchanged. The maturation time of organic matter directly depends on the volume of filling: the most filled pits and the largest in size become ready for use more quickly.

The most acceptable are compost heaps with the following parameters:

  • width - 1.5 m;
  • length - 2 m;
  • depth - about a meter.

You can double the size and make two compartments: one for storing the finished compost, the second for laying a new one.

Placement of the compost heap is also possible directly on the ground. She will also be well ventilated in natural conditions. Excessive moisture must be avoided. Putting waste in a heap, you should not get carried away, the optimal sizes for it:

  • base perimeter - 1x1 m;
  • in height - 1 m 20 cm.

Compost bin

Essential ingredients for a normal composting process:

  • oxygen;
  • water;
  • nitrogen.

In the presence of these factors, beneficial bacteria begin to act, which participate in the course of decomposition, and thus the composting takes place.

How to start preparing compost?

Before starting composting, you need to prepare a shallow pit (the depth is approximately the same as the bayonet of a shovel). The lowest layer in the hole should be small twigs, cut with fruit bushes or trees. This layer acts as a drainage layer, allowing excess fluid to drain downward.

If you already have ready-made compost, then a small part of it should be placed on the branches. This will speed up the decomposition process, beneficial bacteria from the finished humus will enter new layers. For all subsequent layers, use food plant waste or grass, leaves from the site. They are evenly distributed on the surface, trying to tamp, and watered with water. Sprinkle with earth on top.

To prevent the pile from disintegrating and being carried by the wind, it is worth fencing it with boards or wire mesh with large cells. From above it is covered with a special covering material (spunbond), in extreme cases, straw is used. So we got a ready-made composter with our own hands.

Making compost for the garden

What are the components of compost

Compost is a natural nutrient that helps restore soil structure and improve soil fertility. But first you need to know how to properly compost. T needs to create certain conditions to make composting run smoothly:

  • Creation of an optimal moist environment inside the compost heap. It should approach the reading from 45 to 70%. But if it is not possible to measure moisture readings, then this is done "by eye" - the normal moisture of the substance resembles a squeezed sponge. The temperature indicator is also important - within 28-35 degrees. Overdried waste will not decompose, and too wet will start to rot. Hot and dry weather conditions the compost needs watering. If it rains constantly, then you should certainly turn the contents of the pit over. Overheating of the substrate more than 60 degrees is unacceptable, because with this temperature conditions all beneficial bacteria die.
  • A prerequisite is oxygen access to all layers of the compost heap. To do this, it must be shoveled constantly (about 2 times a month), and the lower layers must be lifted up, the side layers must be moved to the center.
  • The presence of bacteria and earthworms in the compost pit will have a positive effect on the composting process of biomaterials. They are involved in the decomposition of waste.

Observing all the conditions, you can make compost in the country with your own hands quickly and easily.

What components can be used for composting

We learned how to make compost, now we need to figure out which ingredients are suitable for this. Symbolically, all components can be attributed to two types:

Components with an increased level of nitrogen, in another way they are called green mass. These include:

  • cultivated herbs;
  • massive parts of vegetable and fruit and berry plants;

Composting greens

  • food waste of plant origin;
  • bird droppings, animal manure.

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This content stabilizes the carbon and nitrogen balance of humus:

Components with carbon or brown mass. This includes tree sawdust, straw, fallen leaves, cut branches, shredded and soaked cardboard and paper waste. They are high in fiber, which feeds beneficial bacteria. These components are also involved in loosening the biomaterial and saturating it with useful substances.

Before placing all the components in the compost heap, they must be crushed. Then the processing time will be reduced. It is also important to make the correct bookmark, alternating a layer of green mass with a layer of brown. This layered arrangement will saturate the compost with oxygen and accelerate its maturation.

Which is better not to add

To understand how to compost good quality, you need to remember the main rule - do not put invalid components in it:

  • In no case should you add plant mass from diseased plants, infections during composting do not die.
  • Do not use large branches and other bulky pieces of trees for bookmarking, they decompose for a long time and slow down the maturation of humus.
  • Weeds with seeds, even if the seeds are not yet ripe.
  • Do not use synthetics, plastic, glass, glossy paper for pits.

You can't throw bottles into the compost pit

  • Hardly decomposed organic waste - bones, fat, lard.
  • The use of citrus waste is unacceptable - beneficial bacteria and insects die from them.
  • You can not use the tops of potatoes and tomatoes, lily of the valley, castor oil plant - they have poisonous components that destroy some valuable microorganisms, decomposition slows down.

How to know when compost is ready

Ripe compost differs in several ways:

  • the substance inside the compost heap looks solid, there are no single components (leaves, stems, peels, etc.) in it, only thin branches can be considered;
  • organic matter becomes dark brown, sometimes black;
  • humus smells like forest soil after rain;
  • in terms of density, the mass becomes friable, pours well.

In general, the matured compost resembles black soil, sometimes incompletely decomposed particles are found in it, it is because of them that the porosity and friability of the organic mass is obtained.

How to cause the rapid maturation of humus?

Usually, as noted, the compost is ready in 6-9 months. But if you urgently need to speed up the process, then there are some tricks:

  • Infusion of herbs. Take 5 parts of finely chopped herbs, combine with two parts of chicken droppings and add 20 parts of water. Stirred and incubated for several days.

Infusion of herbs for compost

  • Regular baking yeast will also speed up humus preparation. A tablespoon of dry yeast must be dissolved in a liter of warm water, add 200 g of granulated sugar. The liquid is ready. The contents of the compost heap are moistened with it.
  • The use of special preparations (biodestructors) helps. They consist of organic matter and include many bacteria, which is why the composting process is accelerated. In the store departments you can find "Baikal-Em", "Shining" and other similar products.

Unforeseen situations during the maturation of organic matter

Sometimes, when preparing humus with your own hands, there are small problems. What to do in such cases? Here are some examples:

  • If ants are in the pile, it means that it is very dry inside, decomposition has slowed down. It is necessary to loosen the contents and water abundantly.
  • If mushroom mosquitoes are noticed over the compost, then take a closer look at their number. With a small number of them, you should not worry, these midges are always found in such places. But if there are quite a few of them, then this is a sign of waterlogging of the heap. Wait for a hot, dry day and ventilate the compost by removing the lid for a couple of days. You can also add fine clean sand from the river (dry) or sawdust.
  • If the pit smells unpleasant, and the substance itself is slimy to the touch, then this indicates the presence of a large number of components of plant origin. It is necessary to even out the balance by adding solid components - shredded cardboard or paper, leaves, small branches, straw.
  • If there is no change in the compost heap, then most likely it has dried up. In this case, the introduction of fresh grass vegetation or potato peelings will help to solve the problem, while all the contents need to be moistened.

How to use compost?

Ready-made compost is used for all plants twice a year - in spring and autumn. They are added during digging of the site, when transplanting trees and shrubs, they are placed in holes, when planting seedlings, they are added to the beds. It is also used as a mulching material.

The amount of compost is the same as the amount of manure, that is, 15–20 kg of organic matter per square meter.

Summer use of matured compost is also possible. It is suitable as a mulch and as an infusion for nourishing vegetation.

There is also a place for the use of immature biomaterial. In the first days of autumn, a liquid fertilizer is prepared from a 3-month-old humus. To do this, add 1/3 of water to 2/3 parts of the immature substance, insist in the heat for 72 hours. It is most well accepted by tomatoes, cucumbers, peas, beans, beans. Bring in with daily watering.

On heavy soils with a high clay content, the autumn introduction of immature humus directly into the upper layers of the soil will help. Per cold period the mass will crush, and in the spring it will appear earthworms and will act as garden beds openers.

Everyone, even novice gardeners, has heard about the value of compost. However, the rules for its formation and application are not known to everyone. Many people think that in order for the compost to succeed, it is enough to dump waste and plant residues in one place during the summer, and by the spring everything is ready. However, this is far from the case, and in order for your compost pile to truly become a valuable material, it needs work on it.

Compost. © GGWTV Content:

What is compost?

If you look in the encyclopedia, you can find an accurate description of what compost is: compost is a type of organic fertilizer obtained as a result of the decomposition of organic residues under the influence of the activity of various microorganisms. Therefore, for its formation, several components are needed: directly organic matter, microorganisms and conditions for their life. Based on this, let's look at how to make compost with your own hands.

What is the compost heap made of?

The first thing to understand when forming a compost heap is that not everything can be thrown into it.

What can you compost?

Can: any plant residues (cut grass, chopped tree branches, weeds, leaves, tops), organic waste from the kitchen table (cleaning vegetables, egg shells, tea leaves, coffee grounds), straw, hay, manure used on the bedding for cattle (better horse or cow), paper.


Organic matter in the compost. © yvw

What shouldn't be put in compost?

It is forbidden: plants infected with diseases, rhizomes of harmful weeds, fats, inorganic debris, synthetic fabrics. Composting cabbage is not recommended, as it causes rotting bad smell, as well as meat waste, since in addition to the stench, they also attract rats.

But that's not all. There are two rules to keep in mind when forming a compost heap. First, the finer the waste, the faster they rot. Second, the ratio of green (nitrogen-rich) and brown (poor fiber) masses should correspond to 1: 5. This ratio will allow bacteria to fully develop and significantly accelerate the process of compost maturation.

Since it is difficult to form a compost heap in one go and in most cases it is laid gradually, it is quite difficult to understand the amount of green and brown components embedded in it by eye. But there are principles that you can focus on in order to understand what needs to be added: if the compost heap has an unpleasant odor, then it lacks a brown component, if it is cool and does not have visible fumes, it is necessary to add green mass. If the balance is maintained, the compost heap should smell like earth, emit heat, be moist and slightly steam.

Ideally, a compost heap is laid out in layers, alternating not only green and brown fillings, but also finer and coarser fractions of components. After the final formation, it is covered with a layer of earth (5 cm), and then with old straw or specially perforated (for ventilation) film.

Compost heap formation

Collecting organic residues in one place is far from everything. For convenience and neat appearance, the place reserved for the formation of compost must be protected. However, it is better to do this not with slate or metal, but by forming timber frame... This is necessary so that the heap can "breathe". The dimensions for the box should be approximately 1.5 x 1 m (the first indicator is the width, the second is the height), the length can be any.

The location chosen for the formation of the compost heap also matters. First, it must be protected from the winds and the scorching midday sun. Secondly, it is hidden from prying eyes. And, if necessary, decorated with green plantings or climbing plants.

The best period for the formation of the conceived business is autumn, rich in residues of plant origin, as well as spring and summer. Winter period not suitable for composting due to unfavorable temperature conditions.

Before you start laying organic matter, it is good to lay a film or a layer of peat 10 cm thick on the bottom of the future heap deepened into the ground (by 20 cm). This will preserve nutrients and moisture. AND!!! You should not resort to the method of collecting residues in a pit, as excess moisture often collects in compost pits, which worsens and lengthens the composting process.


Composter structure. © University of Tennessee

Compost pile care

Now that we know the basic principles of forming a compost heap, we need to remember about the rules for caring for it, since it depends on their implementation: whether the compost will have time to form in a year or not, whether it will be complete and of high quality. And these rules are quite simple.

  1. Once a month, the compost heap needs to be agitated. In this case, it is good to achieve the most complete mixing of the residues. This will make the organic matter loose, enrich it with oxygen, and allow it to burn out and not rot. If it is difficult for you to shovel a pile, at least pierce it from all sides with a pitchfork.
  2. It is very important to monitor the moisture content of the compost heap. If it dries up, moisturize it regularly. However, you cannot overdo it here, but remembering that it is wet does not mean wet! Excess moisture displaces the air, and therefore impairs the work of the bacteria necessary for composting. Therefore, carefully water your pile with a watering can rather than a hose, preferring to refill rather than pour. During lingering rains and after watering, cover it with foil.
  3. If you want to speed up the maturation of the compost, make sure that enough nitrogen gets into the pile - it is contained in the green parts of plants and slurry. How to determine their lack, we said above.

Compost. © Fertile Fiber

Compost readiness indicators

How long it will take to ripen the compost heap depends on the conditions provided for this. Usually, the complete overheating of organic residues occurs in 1–1.5 years. The readiness of the fertilizer is determined visually and by smell - organic matter becomes a crumbly dark brown mass with the smell of forest soil.

Can plants be grown without fertilizers? Probably, this is possible, but what will be the result of such agrotechnical actions is not difficult to predict. In other words, far from perfect. Therefore, we will not "reinvent the wheel", but we will teach you how to prepare compost or humus.

Most summer residents are used to composting themselves. This allows you to save money and time, and also frees you from a lot of unnecessary worries.

Why do you need compost

Humus is one of the best fertilizers, when introduced into the soil, it is possible to fill it with a large amount of microelements. Although its price is low, thanks to the practicality of the material, it is possible to achieve the correct structuring of the soil. For example, moisture saving is increased and the loosening necessary for plants is created.

Tip: If you scatter humus over the soil surface, you will create the best organic mulch that conserves moisture and suppresses the growth of most types of weeds on the site.

In addition to the beneficial process associated with composting, you also make a significant contribution to the protection of the environment. Difficult to find mineral fertilizer, which can be compared with high-quality humus, besides, a well-formed pit, where organic components are processed, becomes a real incubator for beneficial microorganisms and bacteria.

Advice: quickly settle down on suburban area ready-made country houses from block containers.

By composting, you can reduce the physical labor on the site. Now there is no need to remove garbage from the territory, since almost everything can be placed in a special pit.

Garden compost - what is it

This name was given to a product that is obtained from organic waste under the influence of the environment, as well as a large number of various microorganisms and insects. It is used for structuring the soil, in the form of fertilization and mulching.

Do not know what to do with fallen leaves in the country, branches and bark of trees, as well as their stems of plants?

Then, to get high-quality and environmentally friendly compost without toxic compounds, do the following:

  • put them in a specially prepared hole in a certain order or just on a heap;
  • provide adequate conditions for rotting and recycling.

Of course, there is a certain drawback in the method - the decomposition time of organic residues is quite long, sometimes several years. However, as a result, you will have a really high-quality product, and not a store-bought one, made on the basis of incomprehensible components.

Compost pit

Before moving on to the main phase, let's make a compost bin or pit. In the first case, you will have to make a box according to certain dimensions and requirements.

The following suggested instruction will help you with this:

  1. Prepare wooden planks or planks that have not previously had contact with toxic materials and are not rotten... Otherwise, you can poison the product, irreversibly spoiling its quality, or your structure will simply collapse at some point.

Advice: take unedged pine boards for the box, then such a container will last a very long time, and its cost will be minimal.

  1. It's time to choose a place for compost to start building... It can be a hill or a flat area, there is not much difference if groundwater not close to the surface and the area is not rainy.

Tip: Try to place the container under the compost just above the ground to prevent it from being washed away.

  1. Make a box with your own hands, reminiscent of a standard vegetable box, only of much larger dimensions... At the same time, one should not forget to observe the gaps between the planks to ensure ventilation of the compost, so that internal biological processes take place correctly.

  1. Install the supports at the construction site, to which you attach 3 finished walls constructions... The last side should be removable, so it will be more convenient to get humus for work.
  1. Place old linoleum or something similar on the bottom of the box.

Advice: if you have difficulties with, renting a diesel generator for a summer cottage will help you.

Composting methods

Experts use the fast and slow method. They also received another name - hot and cold.

Fast (hot)
  1. Prepare your compost pit.
  2. Drain the bottom with a 100 mm layer of straw, hay or spruce branches.
  3. Lay compost materials in layers - wet with dry, hard with soft. This will provide air access, good ventilation, which will accelerate the decay process. It is not necessary to compact the material, this can harm.
  4. Lay each layer with so-called "process accelerators". These are nitrogen supplements, herbivore dung, legumes, dandelion, nettle, yarrow. You can also use regular garden soil or rotted manure.
  5. Cover the pit or container with oilcloth to keep it warm and in the right environment.
  6. Turn the compost layers once or twice a month.
  7. Water it lightly in summer if the weather is dry, but do it carefully, not flooding it to the top.
  8. The specific smell from the pit indicates problems:
  • ammonia is too much with nitrogen components, you can fix the situation by adding a little torn paper;
  • rotten eggs - there is not enough oxygen in the container, so the contents should be well stirred and the layers should be sprinkled with shavings or straw.

Cooking in this way takes several months. It is better to start using the material from the lower layers.

Not all gardeners are ready to invest time and effort in preparing quick compost, but in some cases it can become almost the only alternative for saturating the soil with organic matter in the spring months (for example, you just bought a plot and want to use it for garden).

In addition, by learning the basic principles of making quick compost, you will also learn how to stack compost heaps more efficiently, no matter how soon you need the finished product - in two weeks or after six months. leaving the resulting heap for a period of 6 to 12 months. After that, its contents are usually ready for direct introduction into the garden soil (you can read about which materials are permissible to add to the compost and which ones are undesirable to use).

Many growers use a modified version of this familiar technology - they simply turn the compost heaps every couple of weeks or months to speed up the decomposition of its constituent components.

This allows them to obtain high quality compost with minimal effort. The disadvantages of such fast composting can be attributed to the fact that rainfall will wash out some of the nutrients from the finished fertilizer, and the rhizomes of weeds and their seeds will not be completely neutralized - after all, the temperature inside the heap does not reach such high values ​​as with long exposure.

However, there is also a more advanced method of fast composting, devoid of almost all of the above disadvantages. What are its pros and cons?

Pros:

  • you will get mature compost in just 14-21 days;
  • it will be richer in nutrients than regular "quick" compost;
  • it will have relatively few viable roots and weed seeds.

Minuses:

  • additional labor costs will be required from you;
  • you will need a lot of organic material at once.

How to prepare material for quick compost

If there is any secret of making quick compost, it is a thorough grinding of carbon-containing components - fallen leaves, straw, hay, paper, cardboard.

This facilitates the access of microbes to materials, provides a more even distribution of air and moisture throughout the heap. In this case, it does not matter at all how the materials are crushed - manually, using a rotary lawn mower, or garden shredder, the main thing is the result.

If you do not have a garden shredder at your disposal, try to cut the materials into 1 to 4 centimeters long with a garden pruner.

How to properly balance the ingredients for quick compost

Choice is of paramount importance for fast composting. correct balance carbon and nitrogen-containing materials.

Compost bacteria need both nitrogen and carbon for normal life.

The first is necessary for them to produce energy, the second - for the synthesis of proteins. For one part of the nitrogen they consume, they must also absorb about 30 parts of carbon in one form or another.

So for the compost dwellers to work as efficiently as possible, you must create a compost heap that has about 30 parts of carbon for one part of nitrogen.

For example, for every 30-centimeter layer of fallen leaves or hay, you should place a 1-centimeter layer of mullein or any other type of manure.

Stacking the "fast" compost heap

The original method prescribes stacking nitrogen and carbon materials in layers, but some growers prefer to mix them together. Which of the options is better, it is difficult to say unequivocally, but I like the second one more, so in this article I will consider it.

Once you've shredded all the materials, mix them into one large pile. If the future compost is dry to the touch, add water to it and mix thoroughly and evenly again.

The minimum size for your pile should be 1 meter wide and 1 meter high. But for its contents to warm up better, try to make it 1.2 to 1.5 meters in each dimension. Cover the compost with a thick film or pieces of roofing material - if you did everything correctly, then after 24 hours the temperature inside the heap should increase significantly. To test this, remove a handful of material from its center. It should be warmer and slightly darker than the edges of the pile.

After a couple of days, the compost heap must be shoveled for the first time.

In the future, the procedure will have to be repeated every 2-3 days to ensure uniform processing of the contents of the heap by bacteria. In this case, after a week, its contents will begin to resemble ready-made compost, by the end of the second week it will reach the condition when it can already be used to fertilize the soil on the site. In general, it is considered that the compost is ready if the temperature in the middle of the compost heap has dropped below +37 degrees.

I propose to watch a short video about ways to accelerate the maturation of the compost heap.