Lupinus subcarnosus Hook.
Texas Bluebonnet, Sandyland Bluebonnet
Fabaceae (Pea Family)
USDA Symbol: LUSU
Texas bluebonnet is a 6-16 in. winter annual. The bright-blue, pea-like flowers have a white center which turns purple with age or pollination. These showy flowers occur in a loose terminal spike. Leaves are palmately divided into five leaflets.
Texas Bluebonnets mixed with various paintbrushes adorn roadsides, a colorful sign of spring in central Texas.
From the Image Gallery
Plant CharacteristicsDuration: Annual
Root Type: Tap
Leaf Complexity: Palmate
Breeding System: Flowers Bisexual
Size Class: 0-1 ft.
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Mar , Apr
DistributionUSA: LA , TX
Native Distribution: S.c. TX, scattered to n. Hidalgo Co.
Native Habitat: Sandy fields; roadsides
Growing ConditionsLight Requirement: Sun
Soil Description: Deep sands.
Value to Beneficial InsectsSpecial Value to Native Bees
Special Value to Bumble Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationDescription: Plant seeds in the fall.
Seed Collection: Not Available
Seed Treatment: Scarification will hasten germination but is not absolutely necessary.
Commercially Avail: yes
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Fredericksburg Nature Center - Fredericksburg, TX
Stengl Biological Research Station - Smithville, TX
Herbarium Specimen(s)NPSOT 0830 Collected Mar 27, 1994 in Bexar County by Harry Cliffe
BibliographyBibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski
Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.
Search More Titles in Bibliography
From the ArchiveWildflower Newsletter 1985 VOL. 2, NO.1 - A Glorious Spring, Lupines in Landscapes, Director's Report, Notable Quote, Wild...
Additional resourcesUSDA: Find Lupinus subcarnosus in USDA Plants
FNA: Find Lupinus subcarnosus in the Flora of North America (if available)
Google: Search Google for Lupinus subcarnosus
MetadataRecord Modified: 2022-03-21
Research By: TWC Staff