Growth Rate
Moderate: The Susan Magnolia has a moderate growth rate, typically growing about 12 to 24 inches per year under ideal conditions.
Size
Mature Height: Generally reaches a height of 10 to 15 feet.
Mature Spread: Has a spread of 8 to 12 feet, forming a rounded shape.
Growing Conditions
Sunlight: Prefers full sun to partial shade.
Soil: Thrives in moist, well-drained soil. It benefits from organic matter and mulching.
Watering: Regular watering is necessary, especially during dry periods and in the first few years after planting.
Hardiness Zones: Suitable for USDA hardiness zones 4-8.