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Wyethia (amplexicaulis)

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

Family Scientific Name: Asteraceae
Family Common Name: Sunflower family
Scientific Name: Wyethia amplexicaulis (Nutt.) Nutt.
Common Name: Mule's ears
Species Code: WYEAMP
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 25D/10N C alternating temperature cycle.
References: Young, J. A. and Evans, R. A. (1979). Arrowleaf balsamroot and mules ear seed germination. J. Range Manage. 32, 71-74.
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) Wyethia amplexicaulis (Nutt.) Nutt. plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: http://NativePlantNetwork.org (accessed 2021/05/08). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.

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