Psorothamnus scoparius (A. Gray) Rydb.
Broom Dalea, Broom Smokebush, Broom Pea
Fabaceae (Pea Family)
Synonym(s): Dalea scoparia
USDA Symbol: PSSC6
Broom smokebush or broom dalea is a thornless shrub to 2 ft. with only a few, simple leaves, appearing after rains. Photosynthesis occurs in the stems when the leaves have fallen and the shrub takes on an open, broom-like appearance. Pea-like flowers are dark-blue.
From the Image Gallery
Bloom InformationBloom Color: Blue
Bloom Time: Aug , Sep
DistributionUSA: AZ , NM , TX
Native Distribution: W. TX to e. AZ, s. to Mex.
Native Habitat: Sandy hills; bottomlands; coppice mounds
Growing ConditionsLight Requirement: Sun
Soil Description: Sandy soils.
Conditions Comments: Good for erosion control. Needs periodic pruning to encourage compact growth. Overwatering and/or fertilization can cause legginess, weak growth, and reduced flowering. Very drought resistant.
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.
Additional resourcesUSDA: Find Psorothamnus scoparius in USDA Plants
FNA: Find Psorothamnus scoparius in the Flora of North America (if available)
Google: Search Google for Psorothamnus scoparius
MetadataRecord Modified: 2021-02-27
Research By: TWC Staff