Alfalfa grass planting time
Alfalfa grass has a strong adaptability to the environment, can be sown in the spring, summer and fall, spring planting time in mid-April to late May, summer sowing is easy to weeds, should pay attention to the prevention of grass, fall planting in mid-August to late September.
Alfalfa grass planting method
1, land selection
Alfalfa grass is suitable for planting in the soil layer is deep, loose and fertile, with good drainage, pH 6.5-7.5 neutral or slightly alkaline soil, renovate the soil in advance, thoroughly remove weeds, combined with the ground preparation and application of bottom fertilizer, to enhance the fertility of the soil.
2, seed treatment
The seeds of alfalfa grass need to be cleaned in advance, and put in the sun to dry, so that the purity of the seeds reaches 90%, and before sowing can be used to mix with pesticides, herbicides, rhizobacteria and fertilizers, to reduce the emergence of diseases and pests, and mixing with bacterial fertilizers, such as rhizobacteria, can enhance the yield.
3, sowing method
General use of strip sowing, row spacing 30 cm to 40 cm, alfalfa grass seeds are very small, the depth of sowing depends on the type of soil, wet soil shallow sowing, dry soil can be deeper, generally 2 cm to 3 cm, sandy soil 3 to 4 cm, compaction of the soil after sowing.
Alfalfa grass planting precautions
Alfalfa grass sowing should be observed after the growth of seedlings, timely replenishment of seedlings between seedlings, to ensure that the planting density, in addition to alfalfa pests and diseases are more, can be timely spraying of agents, pruning of pests and diseases of the branches and leaves, but the fundamental prevention and control measures also lies in the selection of varieties with strong resistance to disease and pests and pre-sowing drug seed mixing.