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Penstemon (palmeri)

Carol and Jerry Baskin
University of Kentucky
University of Kentucky
Lexington, Kentucky 40506-0225

Family Scientific Name: Scrophulariaceae
Family Common Name: Figwort family
Scientific Name: Penstemon palmeri Gray
Common Name: Palmer's penstemon
Species Code: PENPAL
General Distribution: P. palmeri is found in Utah, Arizona and California.
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: 0
Propagule Processing: Seed dormancy is physiological dormancy.
Pre-Planting Treatments: Seeds are placed in cold stratification.
Germination occurs at 15 C.
Germination was greater in light than dark.
References: Kitchen, S. G. and Meyer, S. E. (1992). Temperature-mediated changes in seed dormancy and light requirement for Penstemon palmeri (Scrophulariaceae). Great Basin Nat. 52, 53-58.
Meyer, S. E. and Kitchen, S. G. (1992). Cyclic seed dormancy in the short-lived perennial Penstemon palmeri. J. Ecol. 80, 115-122.
Table 10.28 In: Baskin, C.J. and Baskin, J.M. Seeds: Ecology, Biogeography and Evolution in Dormancy and Germination, Academic Press, 1998. Chapter 10: A Geographical Perspective on Germination Ecology: Temperate and Arctic Zones, pages 331 to 458.


Baskin, Jerry M.; Baskin, Carol C.. 2002. Propagation protocol for production of Container (plug) Penstemon palmeri Gray plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: http://NativePlantNetwork.org (accessed 2021/06/17). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.

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