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Sourwood

Oxydendrum arboreum

Last reviewed: June 2026

Sourwood (Oxydendrum arboreum)
Photo: Wikimedia Commons (Public domain)

Light

full sun

Water

medium

Size

240"–600" H × 180"–360" W

Bloom

Jun, Jul

Native to

AL, FL, GA, IN and 13 more states

Pollinators

bees, butterflies

Browse plants for this ecoregion

Sourwood is a beautiful native tree that produces drooping clusters of fragrant white flowers in summer, followed by striking red-orange fall color. It grows slowly to medium size with an upright, oval shape that works well in residential landscapes.

In an HOA neighborhood

Sourwood is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

  • Slow growth rate may test patience
  • Prefers acidic soil conditions

Wildlife value

The summer flowers are particularly valuable for bees and butterflies, providing nectar during hot months when few other trees are blooming. Birds also enjoy the small seed capsules that follow the flowers.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Sourwood fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.