Quick answer: Winecup (Callirhoe involucrata) is native to 7 states. What's commonly sold under this name is the true wild species. It's typically seeds, 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 |
|---|---|
| Water | Medium water, Dry-Moist |
| Soil | Well-drained, rocky or sandy soils - clay, clay loam, medium loam, sandy loam, sandy, gravelly, calcareous, acid-based |
| Bloom | Bloom Mar-Jun |
| Height | 8-12 in tall, spreading to 3 ft |
| Wildlife value | Nectar source attracts butterflies and native bees, larval host for Gray Hairstreak |
Buying it
Wild species
Sold true to the wild species as of the last check (16 Sep 2026), via Amazon.
Sold as: Seeds via Amazon · listing verified 16 Sep 2026
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