Tradescantia tharpii E.S. Anderson & Woodson
Tharp's Spiderwort, Dwarf Spiderwort
Commelinaceae (Spiderwort Family)
USDA Symbol: TRTH
Tharpís spiderwort or dwarf spiderwort is a low-growing perennial, usually under 6 in. tall. Its straight, erect stems are rarely branching and the bright-green leaves are long, narrow and widely spreading. A number of three-petaled flowers occur in a terminal cluster. The wide variety of flower colors includes purple, lavender, blue, rose, and pink.
The genus is named after John Tradescant (1608-1662) who served as gardener to Charles 1 of England.
Tradescantia species will hybridize in just about any combination.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Leaf Complexity: Simple
Size Class: 0-1 ft.
Bloom InformationBloom Color: Pink , Blue , Purple
Bloom Time: Apr , May
DistributionUSA: KS , MO , OK , TX
Native Distribution: S.w. MO & adjacent KS, s. to n.c. TX
Native Habitat: Prairies & open woodlands
Growing ConditionsLight Requirement: Part Shade
Soil Description: Well-drained clay or sandy loam.
Conditions Comments: This Tradescantia re-blooms periodically throughout summer and, unlike other spiderworts, does not go dormant and brown out during mid-summer.
Value to Beneficial InsectsSpecial Value to Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
Herbarium Specimen(s)NPSOT 0838 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.
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Additional resourcesUSDA: Find Tradescantia tharpii in USDA Plants
FNA: Find Tradescantia tharpii in the Flora of North America (if available)
Google: Search Google for Tradescantia tharpii
MetadataRecord Modified: 2009-04-21
Research By: TWC Staff