Penstemon (grandiflorus)
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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 grandiflorus Nutt. | ||
| Common Name: | Large beardtongue | ||
| Species Code: | PENGRA | ||
| General Distribution: | P. grandiflorus is found from Indiana west to North Dakota and Wyoming and south to central Texas. it grows is sandy and loamy soils in prairies. | ||
| Propagation Goal: | plants | ||
| Propagation Method: | seed | ||
| ProductType: | Container (plug) | ||
| Time To Grow: | 0 | ||
| Propagule Processing: | Seeds exhibit physiological dormancy. | ||
| Pre-Planting Treatments: |
Seeds are placed in cold moist stratification for 105 days. Germination occurs at 33D/19N C alternating temperature cycle. |
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| References: |
Salac, S. S. and Hesse, M. C. (1975). Effects of storage and germination conditions on the germination of four species of wild flowers. J. Amer. Soc. Hort. Sci. 100, 359-361. Table 10.22 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 grandiflorus Nutt. plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/02). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
