Rose Mallow Plant Purplish red Used as a specimen tree 777787 Used as a specimen tree for shade or as a group of native trees for landscape impact will reward the grower with a vigorous growing‚ highly ornamental tree․ With its graceful form‚ native adaptability and longevity in the landscape‚ it is no surprise that this is one of the best of native hardwoods for any planting project․ Plant while the tree is dormant Rose Mallow Hibiscus Moscheutos In order to properly care for your Rose Mallow‚ you will need to meet a number of growing requirements․ Rose Mallow thrives in full sun․ This flower requires at least six hours of sunlight per day to bloom․ The plants prefer moist‚ well drained soil as they are native to and grow beside lakes‚ ponds and marshes․ Compost or similar organic material may be added to improve the structure‚ moisture holding capacity and nutrient content of the soil․ Given that Rose Mallow can grow between three and seven feet (0․91 and 2․13 m) tall‚ the plant must be spaced out properly around the garden to prevent diseases and to encourage foliage and flowers on the plant․ With sufficient care‚ Rose Mallow plants can bloom from mid to late summer until early fall․