Elsholtzia for soil requirements are not strict, to choose loose texture, shelter from the wind and the sun, good drainage soil planting is appropriate, do not use alkaline soil, sandy soil cultivation.
The growth period of Elsholtzia splendens is short, so it should be topdressed in time and applied in the way of strip fertilization, at the same time, it should be mainly applied with organic fertilizer, and pay attention to the combination of organic fertilizer and inorganic fertilizer.
Elsholtzia likes wet, but the water should not be too much in the seedling stage. Elsholtzia needs the most water before and after flowering, so the frequency of watering can be increased to ensure adequate water supply.
The growth rate of Elsholtzia will increase with the increase of temperature, and the growth and development of Elsholtzia will be delayed if the temperature is too low.During the incubation period, the temperature should be controlled at 25-28.degree.C.
The main disease of Elsholtzia is root rot.Root rot can cause brown patches on the roots and root necks of plants, and atrophy, yellowing and withering, which can be replanted after scrubbing the roots with 60 degree liquor; The common insect pest is black cutworm.Agrotis ypsilon can bite off tender stems, wilt and die seedlings, resulting in lack of seedlings, which can be controlled by insecticide spraying or by trapping and killing technology.In this way, the growth and quality of Elsholtzia can be guaranteed to the greatest extent.
