They protect the soil of weeds and enrich nitrogen and humus green manure were all good.
Sow them in the garden as soon as a board vacancy.
Called Green manures fast growing plants used to cover the floor when a culture is finished. Alfalfa, clover, mustard, phacelia, white lupine, rape ... are part of these useful plants.
Planted in the garden when the soil is bare, they prevent weeds to settle, avoid the rains leach the soil and for sloping gardens, struggle against landslides. Their roots hold the soil and aerate the soil. Once embedded, they bring nutrients to enrich it.
Introduction of green manure
Green manure is as sowing grass, on the fly, on just scratched land, early spring, to the end of summer or fall before frost, as soon as harvest is over.
- Cover with a thin layer of soil, tamp and water.
- Germination takes only a few days.
- Plants can remain in place for two to six months depending on their species.
Then, before the flowers go to seed, mow or mow your green manure, let them dry for a few days before burying them in the ground with a spade. Four to eight weeks depending on the plant, you can start your seedlings and plantations.
- It is also possible to use green manure mowed mulch to protect the spring planting.
What green manure choose?
Depending on the type of soil, some plants are more appropriate than others. Alfalfa and mustard suitable for loam, phacelia adapts to all soils. The choice may differ depending on what you intend to plant later.
Better avoid growing cruciferous (radishes, cabbage, turnips...) after mustard, rapeseed or shuttle, because these species have in common diseases. In contrast, the Clover is recommended after this type of crop, because it fixes nitrogen - including cruciferous are greedy - to the ground.