Quick answer: American holly (Ilex opaca) is native to 24 states. What's commonly sold under this name is the true wild species. It's typically seed, verified 16 Sep 2026.
Where it's native
Listed in the register 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 | Sun, Part Shade, Shade |
|---|---|
| Water | Medium water, Dry-Wet |
| Soil | Moist, well-drained, acidic sandy loam |
| Bloom | Bloom Mar-Jun |
| Height | 15-25 ft in west, 40-50 ft in moister areas, up to 100 ft |
| Wildlife value | Berries attract birds and small mammals, cover and nesting sites, larval host for Henry's Elfin |
Toxicity
All Ilex species may be somewhat toxic if ingested; children most vulnerable; berries poisonous to humans
Buying it
Wild species
Sold true to the wild species as of the last check (16 Sep 2026), via Amazon.
Sold as: Seed via Amazon · listing verified 16 Sep 2026
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