Rosemallow is a large tropical-looking perennial of swamps and wet ditches. Often growing 6 or 7 feet tall with large leaves and large white or pink flowers but lacking the crimson center. easily adaptable to ordinary garden soil in full sun. Flowering occurs from July to September. We grow both white and pink forms but do not track the colors typically. Zone 5-9. VA ecotypes. // Seed packet, about 30 seeds. Germination requirements: 60 days cold, moist stratification.