Growth Rate
Fast: Heritage Birch 'Cully' has a fast growth rate, typically growing 1.5 to 2 feet per year under optimal conditions.
Size
Mature Height: It typically reaches a height of 40 to 70 feet.
Mature Spread: The spread of the canopy ranges from 40 to 60 feet.
Growing Conditions
Sunlight: Prefers full sun to partial shade.
Soil: Adaptable to a wide range of soil types, but it thrives in moist, acidic, well-drained soils.
Watering: Requires regular watering, especially during its establishment phase and periods of drought.
Hardiness Zones: Suitable for USDA hardiness zones 4-9.
Characteristics
Bark: Exfoliating bark in shades of cream, orange, and brown, providing year-round interest.
Leaves: Green leaves turn yellow in the fall before dropping, revealing the attractive bark