Penstemon (eatonii)
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Carol and Jerry Baskin Professors University of Kentucky University of Kentucky Lexington, Kentucky 40506-0225 seedlings.uidaho.com |
| Family Scientific Name: | Scrophulariaceae | ||
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| Family Common Name: | Figwort family | ||
| Scientific Name: | Penstemon eatonii Gray | ||
| Common Name: | Firecracker penstemon | ||
| Species Code: | PENEAT | ||
| General Distribution: | P. eatonii is found from southwestern Colorado and southern Utah into Arizona and California. It is coomon in sandy and clayey soils, from 500 to 2400 meters elevation. | ||
| 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 moist stratification for 112 days. Germination occurs at 20D/10N C alternating temperature cycle. In another study, seeds germinated at 15 C after cold stratification. |
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| References: |
Meyer, S. E. (1992). Habitat correlated variation in firecracker penstemon (Penstemon eatonii Gray: Scrophulariaceae) seed germination response. Bull. Torrey Bot. Club 119, 268-279. Kitchen, S. G. and Meyer, S. E. (1991). Seed germination of intermountain Penstemons as influenced by stratification and GA3 treatments. J. Env. Hort. 9, 51-56. Table 10.37 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. |
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Citation:
Baskin, Jerry M.; Baskin, Carol C.. 2002. Propagation protocol for production of Container (plug) Penstemon eatonii Gray plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/10/28). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
