Planting conditions of Radix Rehmanniae

Bigen fruit is the fruit of Carya cathayensis. It is a pure wild fruit with thin shell and rich nutrition. It is a natural green food without any pollution. It is of high planting value. It originated in the south-central part of the North American continent and is now cultivated in the lower reaches of the Yangtze River in China. Let's take a look at the planting conditions of Bigen fruit.

Temperature condition

Bigenguo prefers warm and humid climate, the annual average temperature is 15.2℃, the highest temperature is 41.7℃, it is cold-resistant, and it is not damaged by freezing at-15 ℃, but low temperature at flowering stage will affect flowering, pollination and flower development.

Water demand

The growth of green root fruit needs more water, and different phenological periods have different requirements for water in a year. Generally, proper amount of Rain Water is required in spring shoot growth period before flowering, flowering period from late April to mid-May, avoiding continuous overcast and rain, and June to September is the period of fruit and naked bud development. Sufficient and uniform rainfall is required.

Light condition

The green root fruit is not too demanding to the light, and the young period requires a cool environment, so the seedlings must be shaded artificially, and the adult trees grow badly on the sunny and barren slope.

Soil selection

The soil for planting Bigen fruit should be gravelly loam soil weathered by loose and humus-rich limestone, and the best soil is oil-black soil, yellow soil developed on limestone and yellow soil developed on sandstone, slate and shale. Red soil and sandy soil are not suitable for growth.