Red Maple
Acer rubrum · Deciduous broadleaf hardwood
Plant Family
Sapindaceae
Tree Category
Shade Tree and Ornamental
Variety / Cultivar
Standard species, typical wild type with variable fall color
Hardiness Zones
USDA Hardiness Zones 3 through 9
About This Tree
A medium to large deciduous tree with an upright, oval to rounded crown, moderate to fast growth rate, dense foliage, and distinctive reddish twigs and flower buds
Leaf Characteristics
Simple, opposite leaves, typically 2 to 4 inches long with 3 to 5 triangular lobes and coarsely serrated margins; medium green above and whitish-glaucous beneath, turning brilliant shades of red, orange, and yellow in autumn
Bark Characteristics
Smooth and light gray on young trunks, becoming darker gray, rough, and developing long, scaly vertical plates or ridges with age
Growing Information
Origin Region
Eastern and central North America, ranging from eastern Canada down to Florida and Texas
Growing Season
Leafs out in early spring, small red flowers appear before leaves in very early spring, fruits (samaras) mature and drop in late spring, enters dormancy in late autumn after vibrant fall foliage display
Sunlight & Water Needs
Thrives in full sun to partial shade; prefers moist, slightly acidic soils but is remarkably adaptable to various moisture levels including temporary flooding
Mature Size
Expected mature height of 40 to 70 feet with a spread of 30 to 50 feet; moderate to fast growth rate with a lifespan of 80 to 100+ years
Special Characteristics
Renowned for its brilliant red autumn foliage, high ornamental value, and adaptability to urban pollution and various soil conditions
Wildlife & Ecology
Supports a wide variety of wildlife including songbirds, small mammals, and white-tailed deer which browse the twigs and foliage; flowers provide early-season nectar for pollinators