Quand et comment utiliser le compost ?

When and how to use compost?

Feb 02, 2025Julie VIDALE

Compost is a natural soil amendment that allows you to recycle organic waste while enriching your garden soil. But how do you use it properly and when? Follow our guide for effective soil fertilization and eco-friendly gardening .

Why use compost in your garden?

Using compost is essential for improving soil fertility while making use of biodegradable waste. Rich in humus , it acts as a natural fertilizer and promotes water retention. By recycling your green waste, you contribute to more sustainable and environmentally friendly gardening.

The different types of compost and their uses

Depending on its degree of maturation, compost can be used in different ways.

Young or semi-mature compost: When and how to use it?

Young compost is partially decomposed. It is ideal as mulch to protect bare soil and limit weed growth . It can also be incorporated into plantings to stimulate their growth.

Mature compost: A complete soil solution

Mature compost is an organic amendment rich in nutrients and microorganisms. It is used as potting soil to fertilize the land, enrich vegetable garden crops, and improve soil quality.

When should you spread compost in the garden?

The application of compost depends on the seasons and the needs of the plants.

Spring and summer: Boost your plantings

In spring and summer, compost is perfect for enriching flower boxes , vegetable gardens and stimulating plant growth thanks to its organic matter.

Autumn and winter: Prepare the soil for the next season

In autumn and winter, mulching with dead leaves and compost helps to protect the soil and enrich the earth in preparation for spring.

Techniques for using compost effectively

Proper application of compost helps to optimize its benefits.

Spread and incorporate the compost

Spreading compost must be done carefully: it is necessary to mix brown and green materials well , manage moisture and regularly aerate the composter.

Specifically designed for vegetable gardens, trees and lawns

Compost is an excellent natural amendment for vegetable gardens , fruit trees and lawns , promoting healthy and sustainable growth.

Precautions for optimal use of compost

A few rules can be followed to optimize the use of compost without any drawbacks.

Managing humidity and preventing bad odors

Compost that is too wet or too dry can give off unpleasant odors. It is essential to aerate it well , water it if necessary, and use a good aerator.

Beware of non-compostable items

Certain household waste and citrus fruits should be avoided. Make sure you use only compostable materials to ensure healthy compost.

Tips for quality compost

Simple actions can improve the quality of your compost.

Promote decomposition through proper mixing

The balance between brown and green materials , along with the addition of coffee grounds and grass clippings, helps accelerate decomposition . For good compost, it's important to vary the materials added.

Vermicomposting: A practical option for small spaces

Worm composting is ideal for kitchen waste in apartments. Compost worms transform organic waste into a high-quality fertilizer.

When should compost be used as a natural fertilizer?

Compost can be used as a natural fertilizer to enrich the soil before planting and sowing , contributing to sustainable and effective fertilization .

FAQ

Can I use compost for my houseplants?

Yes, in small quantities and well decomposed, compost is beneficial for houseplants.

How long does it take to obtain mature compost?

Depending on the conditions, compost takes between 6 months and 1 year to be fully mature.

Is it possible to compost in winter?

Yes, although the process is slower. Protecting the compost bin helps keep decomposition active.

By following these tips, you optimize the use of compost while contributing to a sustainable and ecological garden !

I don't have an outdoor space, are there any indoor composting solutions?

Yes, depending on your living situation, there are several composting methods. For an apartment without outdoor space, you can opt for an LFC compost bag enriched with substrate , which will transform your food waste into fertile compost without odors or insects.

Other items