Quick answer: Koa (Acacia koa) is native to 1 state. What's commonly sold under this name is the true wild species. No live listing of the true species was found as of 15 Sep 2026.
Photo: Maremmaman, Wikimedia Commons (CC-BY-SA-4.0)
Where it's native
Listed in the directory as native to these states. Click a state for its full native-plant guide.
Growing conditions
From the Lady Bird Johnson Wildflower Center Native Plant Database.
| Sun | Not recorded in the wildflower.org profile |
|---|---|
| Water | Not recorded in the wildflower.org profile |
| Soil | Not recorded in the wildflower.org profile |
| Bloom | blooms year-round |
| Height | up to 80 ft, may reach 110 ft |
| Wildlife value | wildlife use not specified |
Buying it
No live listing of the true wild species was found as of 15 Sep 2026 — that means our last search didn't surface one, not that the plant is unavailable.
No live seed or plant listing found as of 15 Sep 2026. That means our last search didn't surface one — not that the plant is unavailable. Try a regional native-plant nursery.
Quick answers about Koa
Where is Koa native?
Koa (Acacia koa) is native to Hawaii. Check your state's page in this directory for the full list of plants native where you live.
When does Koa bloom?
Koa blooms s year-round. Exact timing shifts a few weeks with latitude and elevation.
What growing conditions does Koa need?
Mature height: up to 80 ft, may reach 110 ft.
Is Koa good for pollinators and wildlife?
Yes. Wildlife value: wildlife use not specified.
Where can I buy Koa?
We haven't found an online listing of the true wild species as of 15 Sep 2026. A regional native-plant nursery or native seed company is your best source; ask for Acacia koa by its scientific name.
Similar native plants
Native plants that share growing conditions or range with Koa.
- Milo Thespesia populnea
- Hawaiian tree fern (hapuu ii) Cibotium menziesii
- Kou Cordia subcordata
- Mamane Sophora chrysophylla
- Ohia lehua Metrosideros polymorpha
- Florida hopbush Dodonaea viscosa
Get the full buying guide
Every pick worth knowing across pollinators, shade, drought and more, in one PDF, with the tradeoffs spelled out. No spam, unsubscribe anytime.