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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.

 
NPN Protocol Details Image

Tsuga (mertensiana)

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

Family Scientific Name: Pinaceae
Family Common Name: Pine family
Scientific Name: Tsuga mertensiana (Bongard) Carriere
Common Name: Mountain hemlock
Species Code: TSUMER
General Distribution: T. mertensiana is found from 0 to 2400 m elevation; from Alaska and British Columbia south to California, Montana, Idaho, and Nevada.
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 90 days.
Germination occurs at 30D/20N C alternating temperature cycle.
References: Ruth, R. H. (1974). Tsuga (Endl.) Carr. Hemlock. Pp. 819-827. In: C. S. Schopmeyer (Tech. Coord.). Seeds of woody plants in the United States. USDA. Forest Service. Agriculture Handbook No. 450.
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) Tsuga mertensiana (Bongard) Carriere plants University of Kentucky Lexington, Kentucky. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/01). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.