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The Forest Service National Center for Reforestation, Nurseries, and Genetic Resources (RNGR) is a leading source of technical information for nurseries and land managers regarding production and planting of trees and other native plants for reforestation, restoration, and conservation.

 
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Echinacea (angustifolia)

Carol and Jerry Baskin
Professors
University of Kentucky
University of Kentucky
Lexington, Kentucky 40506-0225
seedlings.uidaho.com

Family Scientific Name: Asteraceae
Family Common Name: Sunflower family
Scientific Name: Echinacea angustifolia DC.
Common Name: Black samsonconeflower
Species Code: ECHANG
General Distribution: E. angustifolia is found in the eastern half of the United states; ranging west to eastern Minnesota and Iowa.
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: 0
Propagule Processing: Seeds exhibit physiological dormancy.Seeds are placed in cold moist stratification for 84 days.Germination occurs at 20D/10N C alternating temperature cycle.Germination was greater in light than dark.
References: Baskin, C. C., Baskin, J. M. and Hoffman, G. R. (1992). Seed dormancy in the prairie forb Echinacea angustifolia var. angustifolia (Asteraceae): Afterripening pattern during cold stratification. Int. J. Plant Sci. 153, 239-243.
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.

Citation:

Baskin, Jerry M.; Baskin, Carol C.. 2002. Propagation protocol for production of Container (plug) Echinacea angustifolia DC. plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/04/25). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.