Yangxin vegetable is a perennial herb, cold, drought and barren tolerance, can safely winter at a low temperature of minus 30 degrees Celsius, soil requirements are not high, suitable for planting in most parts of the country
High calcium seeds are usually black or dark brown, small and full in shape. When purchasing, you should choose fresh, full seeds, and check the production date and shelf life. Before planting, it is necessary to soak the buds and choose fertile soil.