Growth Rate
Moderate: The Double Pink Althea Tree has a moderate growth rate, typically growing around 1 to 2 feet per year under ideal conditions.
Size
Mature Height: It can reach a height of 8 to 12 feet when grown as a tree.
Mature Spread: Generally has a spread of 6 to 10 feet.
Growing Conditions
Sunlight: Prefers full sun for best flowering but can tolerate partial shade.
Soil: Thrives in well-drained soil that is rich in organic matter.
Watering: Regular watering is necessary, especially during hot and dry periods.
Hardiness Zones: Suitable for USDA hardiness zones 5-9.
Additional Information
Flowering: Produces large, double-petaled pink flowers from mid to late summer, attracting pollinators like bees and butterflies.
Pruning: Prune in late winter or early spring to maintain shape and encourage vigorous growth and flowering.