Grindelia (squarrosa)
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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: | Asteraceae | ||
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| Family Common Name: | Sunflower family | ||
| Scientific Name: | Grindelia squarrosa (Pursh) Dun. | ||
| Common Name: | Curly top gumweed | ||
| Species Code: | GRISQU | ||
| General Distribution: | G. squarrosa is a cordillrean and gret Plains species, that is sporadically introduced in the eastern United States. | ||
| 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 60 to 90 days. Germination occurs at 22 C, 25D/20N C alternating temperature cycle. Germination was greater in light than dark. |
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| References: |
Smreciu, E. A., Currah, R. S. and Toop, E. (1988). Viability and germination of herbaceous perennial species native to southern Alberta grasslands. Can. Field-Nat. 102, 31-38. McDonough, W. T. (1975). Germination polymorphism in Grindelia squarrosa (Pursh) Dunal. Northw. Sci. 49, 190-200. 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) Grindelia squarrosa (Pursh) Dun. plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/04/20). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
