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PlantSnap
Plant Care
Bigleaf maple
(Acer macrophyllum)
Also Known As
Bigleaf maple, Pacific bigleaf maple, Broadleaf maple, Western bigleaf maple
About This Plant
Acer macrophyllum, commonly known as the bigleaf maple, is a large deciduous tree that is native to North America. It is known for its broad, lobed leaves and showy yellow flowers.
Plant Care Instructions
Outdoor Size Range
50-100 feet (15-30 meters) tall and 30-50 feet (9-15 meters) wide.
Light Requirements
Bigleaf maples prefer partial shade to full sun. They can tolerate shade but it will result in a less dense canopy.
Humidity Needs
Bigleaf maples can tolerate a wide range of humidity levels.
Fertilizing Schedule
Fertilize in early spring with a balanced fertilizer.
Pruning Guidelines
Prune in late winter or early spring before new growth begins. Remove any dead or damaged branches and thin out any crossing branches to improve air flow and sun penetration.
Common Pests and Diseases
Bigleaf maples are generally not susceptible to serious pest or disease problems, but may occasionally be affected by aphids, scale insects, and powdery mildew.
Indoor Size Range
Not suitable for indoor growth.
Watering Schedule
Water regularly, especially during the first few years of growth. Once established, bigleaf maples can tolerate dry periods but will benefit from occasional deep watering during extended droughts.
Temperature Range
This plant species can tolerate a wide range of temperatures, from -10ยฐF (-23ยฐC) to 100ยฐF (38ยฐC).
Growing Season
Bigleaf maples grow best in the spring and summer months.
Growing Difficulty Level
Bigleaf maples are relatively easy to grow and maintain.
USDA Hardiness Zones
USDA hardiness zones 6a to 9a.
Did You Know?
The sap of the bigleaf maple can be boiled down to make maple syrup, but it takes significantly more sap to make a gallon of syrup compared to sugar maple trees.
