Rosea' is a sub-shrub to 2m, with greyish, palmately-lobed leaves and funnel-shaped pink flowers in summer Growing Details: Common Name: Tree Mallow Genus: Lavatera Skill Level: Beginner Exposure: Full sun, Partial shade, Shade Hardiness: Hardy Soil type: Well-drained/light, Acidic, Chalky/alkaline Height: 1-2.5m Spread: 1-2.5m Description: Lavatera is extremly long flowering and vigorous mallow that will thrive in well-drained soils.