Quick answer: Rattlesnake master (Eryngium yuccifolium) is native to 6 states. What's commonly sold under this name is the true wild species. It's typically seed, verified 15 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 |
|---|---|
| Water | Medium water, Moist |
| Soil | Various well-drained soils |
| Bloom | Bloom May-Aug |
| Height | Up to 6 ft tall |
| Wildlife value | Special value to native bees, supports conservation biological control, conspicuous flowers attract pollinators |
Invasive / regulated
Aggressive self-seeder — remove seed heads to keep in check; not formally regulated.
Buying it
Wild species
Sold true to the wild species as of the last check (15 Sep 2026), via Amazon.
Sold as: Seed via Amazon · listing verified 15 Sep 2026
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