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Robinia viscosa (Clammy locust)
Cressler, Alan

Robinia viscosa

Robinia viscosa Vent.

Clammy Locust

Fabaceae (Pea Family)



USDA Native Status: L48 (N), CAN (I)

Small tree with a spreading crown of slender branches, or a shrub; often spiny, with showy pink flowers and sticky or clammy gland-hairs on twigs, leafstalks, flower stalks, and pods.

Discovered in 1776 by the early American botanist, William Bartram, in South Carolina. Easily recognized by the sticky or clammy secretion of the gland-hairs.


From the Image Gallery

4 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Tree

Bloom Information

Bloom Color: Red , Pink


USA: AL , CT , GA , IL , IN , KY , MA , ME , MI , NC , NH , NJ , NY , OH , PA , RI , SC , TN , VA , VT , WV
Native Distribution: West Virginia southwest to central Alabama; naturalized beyond in E. United States and SE. Canada; at 500-4000 (152-1219 m).
Native Habitat: Open forests, clearings, and waste places; forming thickets.

Value to Beneficial Insects

Special Value to Native Bees
Special Value to Honey Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Additional resources

USDA: Find Robinia viscosa in USDA Plants
FNA: Find Robinia viscosa in the Flora of North America (if available)
Google: Search Google for Robinia viscosa


Record Modified: 2015-09-14
Research By: TWC Staff

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