American Basswood

Tilia americana

Malvaceae

American Basswood tree
Photo by Placeholder via System Generated • CC0 (2025-05-28)

Description

American Basswood is a fast-growing native tree valued for its fragrant flowers that attract bees and its heart-shaped leaves. Common in Buffalo's forests and parks, it's known for producing excellent honey and having soft, workable wood.

Characteristics

Leaf Type

simple

Leaf Shape

large heart-shaped with asymmetrical base

Height

60-80 feet

Bark

gray, furrowed into narrow scaly ridges

Fruit

small round nutlets attached to leaf-like bract

Flowers

pale yellow

Identification Tips

  • Large heart-shaped leaves 5-8 inches
  • Flowers hang from leaf-like bract
  • Often sprouts from base forming clumps
  • Asymmetrical leaf base
  • Very fragrant flowers in early summer

Seasonal Changes

Spring

Large heart-shaped leaves emerge

Summer

Fragrant flowers in June attract many bees

Fall

Pale yellow fall color

Winter

Red buds and young shoots visible

Habitat & Growing Conditions

Hardiness Zones

2, 3, 4, 5, 6, 7, 8

Soil Preference

rich, moist, well-drained

Sun Requirements

partial shade

Image Gallery

American Basswood leaf

Leaves

Photo by Placeholder via System Generated • CC0
American Basswood bark

Bark

Photo by Owen Clarkin via iNaturalist • CC BY-NC 4.0 View original
American Basswood in winter

Winter

Photo by Placeholder via System Generated • CC0