Quick answer: Texas bluebonnet (state flower) (Lupinus texensis) is native to 2 states. What's commonly sold under this name is the true wild species. It's typically seed, verified 15 Sep 2026.
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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 | Sun |
|---|---|
| Water | Low water, Dry |
| Soil | Limestone/chalky, sandy loam, limestone-based, calcareous, sandy, medium loam, clay loam, clay, caliche |
| Bloom | Bloom Mar-May |
| Height | Up to 60 cm tall |
| Wildlife value | Special value to native and bumble bees, attracts butterflies including hairstreaks and elfins, seeds toxic if ingested |
Genus Lupinus, especially seeds, can be toxic to humans/animals if ingested; sensitivity varies with age/weight/condition; children most vulnerable
Buying it
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
See where to buy →Quick answers about Texas bluebonnet (state flower)
Where is Texas bluebonnet (state flower) native?
Texas bluebonnet (state flower) (Lupinus texensis) is native to Oklahoma and Texas. Check your state's page in this directory for the full list of plants native where you live.
When does Texas bluebonnet (state flower) bloom?
Texas bluebonnet (state flower) blooms Mar-May. Exact timing shifts a few weeks with latitude and elevation.
What growing conditions does Texas bluebonnet (state flower) need?
Light: Sun. Water: Low water, Dry. Soil: Limestone/chalky, sandy loam, limestone-based, calcareous, sandy, medium loam, clay loam, clay, caliche. Mature height: Up to 60 cm tall.
Is Texas bluebonnet (state flower) good for pollinators and wildlife?
Yes. Wildlife value: Special value to native and bumble bees, attracts butterflies including hairstreaks and elfins, seeds toxic if ingested.
Is Texas bluebonnet (state flower) deer-resistant or drought-tolerant?
Texas bluebonnet (state flower) is deer-resistant and drought-tolerant.
Is Texas bluebonnet (state flower) toxic?
Genus Lupinus, especially seeds, can be toxic to humans/animals if ingested; sensitivity varies with age/weight/condition; children most vulnerable.
Where can I buy real Texas bluebonnet (state flower) seed or plants?
We found a listing sold as seed that names the true species, last checked 15 Sep 2026. Look for the scientific name Lupinus texensis on any listing.
Similar native plants
Native plants that share growing conditions or range with Texas bluebonnet (state flower).
- Scarlet sage Salvia coccinea
- Engelmann's prickly pear (cactus apple) Opuntia engelmannii
- Huisache Vachellia farnesiana
- Mealy blue sage Salvia farinacea
- Texas mountain laurel Dermatophyllum secundiflorum
- American century plant Agave americana
Also listed under
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