Begonia Dragon AKA: Begonia dragon Wing Red, Cane Begonia This plant is known for its shiny and dark green attractive leaves, which are wing-shaped and long, often growing up to 8” inches. It is very easy to grow and typically forms a bushy mound. Give this begonia plenty of room to grow. Dragon red wing begonia produces clusters of small tuberous (bell-like) scarlet-red flowers further enhancing the plant’s attractiveness. Light: This begonia hybrid species is heat-tolerant and continues to bloom and add color to landscapes even during blazing temperatures. Water: Begonia prefers moist soil, so water the soil adequately and regularly enough to maintain the soil moisture.