Red Maple

Acer rubrum

 Acer rubrum (Red Maple) - leaves

Foliage detail

 Acer rubrum (Red Maple) - bark

Bark detail

  • Size:

    Height: up to 60'; Spread: up to 40'

  • Growth:

    Slow

  • Character:

    Deciduous; symmetrical upright or oval form.

  • Foliage:

    Shiny green, palmate leaves with 3 short lobes, 2-4"; Turn red in the fall, especially in cooler temperatures.

  • Flower:

    Dense fascicles of small red flowers with yellow stamens appear before leaves in late winter.

  • Fruit:

    Reddish-green samaras mature to tan, 1/2-1".

  • Bark:

    Smooth, light gray, maturing to dark gray. Develops shallow fissures with age.

  • Watering:

    In general, 15-20 gallons per week for the first 2 years; 15-20 gallons twice a month for the 3rd year; as needed after 3 years (varies by soil, sun, and wind conditions).

  • Tree Care:

    Moderate. Require light annual pruning to maintain structure and promote growth habit.

  • Tolerance:

    Tolerates any soil, but prefers good drainage; some shade.

  • Special Considerations:

    Growth will exceed street tree requirements; better in larger areas. Chlorosis develops in high pH soil. Susceptible to verticillium wilt, aphids, sunburn, and wind scorch.

  • Notable Traits:

    Native to central and eastern United States. Excellent shade tree and fall color for larger areas.