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Kentucky Coffee-Tree

Gymnocladus dioicus

Last reviewed: September 2026

Kentucky Coffee-Tree is a large deciduous tree that blooms in June and July, grows best in full sun, and tolerates medium to drier soils once established.

Kentucky Coffee-Tree (Gymnocladus dioicus)
Photo: (c) aarongunnar, some rights reserved (CC BY)

Toxicity unknown

Kentucky Coffee-Tree (Gymnocladus dioicus) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Kentucky Coffee-Tree is listed as toxic to grazing livestock (cattle, sheep, and goats) at a severe level by the USDA PLANTS Database (opens in new tab). This is a livestock indicator and is separate from pet toxicity.

Light

full sun

Water

medium

Size

360"–600" H × 240"–480" W

Bloom

Jun, Jul

Native to

AR, DE, GA, IA and 25 more states

Pollinators

bees

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Kentucky Coffee Tree is a large native shade tree with distinctive compound leaves and interesting branching patterns. It produces fragrant clusters of small white flowers in early summer, followed by large brown seed pods that persist through winter.

Growing Kentucky Coffee-Tree

Grow Kentucky Coffee-Tree in full sun and medium water. Mature plants reach 360 to 600 inches tall and spread 240 to 480 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

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

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

  • Large seed pods may require cleanup
  • Takes many years to reach mature size

Wildlife value

Host plant for Ceratomia catalpae.

The flowers attract bees and other pollinators during its June-July bloom period. Birds may use the sturdy branches for nesting, though the tree provides limited food sources compared to other natives.

Common questions

When does Kentucky Coffee-Tree bloom?
It flowers in June and July, producing greenish white clusters that are easy to miss from a distance.
How much light does Kentucky Coffee-Tree need?
It grows best in full sun but will tolerate part sun to part shade, especially when young.
How much water does this tree require?
It does well with medium moisture and becomes fairly drought tolerant once its root system is established.
What pollinates Kentucky Coffee-Tree flowers?
Bees are the main visitors to its small, fragrant summer flowers.
Is Kentucky Coffee-Tree evergreen?
No, it is deciduous and drops its compound leaves in fall, leaving a distinctive coarse branching pattern in winter.
Is Kentucky Coffee-Tree toxic to livestock?
Kentucky Coffee-Tree is listed as toxic to grazing livestock such as cattle, sheep, and goats (severe severity) by the USDA PLANTS Database. This is separate from pet (dog and cat) toxicity.
Is Kentucky Coffee-Tree HOA-friendly?
Kentucky Coffee-Tree is generally an HOA-friendly choice in the right placement, with low maintenance.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

Ready to grow Kentucky Coffee-Tree? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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