RNGR.net is sponsored by the USDA Forest Service and Southern Regional Extension Forestry and is a colloborative effort between these two agencies.

U.S. Department of Agriculture USDA Forest Service Southern Regional Extension Forestry Southern Regional Extension Forestry

Cyperaceae (Carex)



Carex (retrorsa)


Cyperaceae

Sedge Family


Carex

retrorsa



Schwein.











Knotsheath sedge

CARRET




plants

seed

Container (plug)


0



Seed dormancy is physiological dormancy.

Seeds were cold stratified for 270 days. Seeds germinate at alternating temperatures of 30/20 C.












Baskin C.C. and Baskin J.M. Seeds: Ecology, Biogeography, and Evolution of Dormancy and Germination, Academic Press, 1998. 666p.
Shipley and Parent 1991. Germination responses in 64 wetland species in relation to seed size, minimum time to reproduction and seedling relative growth rate. Func. Ecology. 5, 111-118.

Baskin, Carol C.. 2003. Propagation protocol for production of Container (plug) Carex retrorsa Schwein. plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/05/20). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.