Growth Rate
Moderate: Cascade Azaleas typically have a moderate growth rate. They can grow about 6 to 12 inches per year under favorable conditions.
Size
Mature Height: Generally grows to a height of 6 to 12 feet.
Mature Spread: Has a spread of 3 to 6 feet.
Growing Conditions
Sunlight: Prefers partial shade to full shade. In its natural habitat, it often grows under the canopy of larger trees.
Soil: Thrives in moist, well-drained, acidic soil. It benefits from organic mulch to maintain soil moisture and acidity.
Watering: Regular watering is essential, especially during dry periods or when grown in containers.
Hardiness Zones: Suitable for USDA hardiness zones 6-9.