Soil Rich, moist, well-draining soil is ideal for begonia grandis. The plant will do best in soil that has lots of organic matter and has a slightly acidic pH.If the soil is too wet or doesn't ...

Begonia is a genus of perennial flowering plants in the family Begoniaceae, which includes more than 2,000 species. In China, 288 species, including subspecies, varieties and natural hybrid ...