Lysimachia quadrifolia L.
Whorled Yellow Loosestrife, Whorled Loosestrife, Prairie Loosestrife
Primulaceae (Primrose Family)
USDA Symbol: LYQU2
The whorled leaves and flowers are the characteristic features of this rapidly spreading member of the Primrose Family. The genus name honors Lysimachus, a king of ancient Sicily who is said to have used a member of the genus to pacify a maddened bull. Colonists also fed the plant to oxen so that they would work together peacefully.
From the Image Gallery
Bloom InformationBloom Color: Yellow
Bloom Time: Jul , Aug
DistributionUSA: AL , CT , DC , DE , GA , IL , IN , KY , MA , MD , ME , MI , MN , NC , NH , NJ , NY , OH , PA , RI , SC , TN , VA , VT , WI , WV
Native Distribution: Ont. & Man., s. to w. VA, KY, IL & n. AR
Native Habitat: Fens; moist prairies
Growing ConditionsLight Requirement: Sun
Soil Moisture: Moist
Soil Description: Moist, sometimes limey, soils.
Conditions Comments: Not Available
BenefitConspicuous Flowers: yes
Value to Beneficial InsectsSpecial Value to Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationDescription: Seeds require light for germination so sow on top of soil.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Mt. Cuba Center - Hockessin, DE
BibliographyBibref 1620 - Gardening with Native Plants of the South (Reprint Edition) (2009) Wasowski, S. with A. Wasowski
Bibref 946 - Gardening with Prairie Plants: How to Create Beautiful Native Landscapes (2002) Wasowski, Sally
Bibref 1294 - The Midwestern Native Garden: Native Alternatives to Nonnative Flowers and Plants An Illustrated Guide (2011) Adelman, Charlotte and Schwartz, Bernard L.
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Additional resourcesUSDA: Find Lysimachia quadrifolia in USDA Plants
FNA: Find Lysimachia quadrifolia in the Flora of North America (if available)
Google: Search Google for Lysimachia quadrifolia
MetadataRecord Modified: 2014-09-25
Research By: TWC Staff