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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

Carex (mertensii)

Alaska Plant Materials Center
Alaska Plant Materials Center
5310 S. Bodenburg Spur Rd.
Palmer, Alaska 99645
907-745-4469
907-746-1568 (fax)
Don.Ross@alaska.gov
http://www.plants.alaska.gov/
Family Scientific Name: Cyperaceae
Family Common Name: Sedge
Scientific Name: Carex mertensii J.D. Prescott ex Bongard
Common Name: Merten's Sedge
Ecotype: Wet meadows and streambanks, Hatcher Pass, Alaska
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: 0
Target Specifications: Multiple leaves, firm root plug.
Propagule Collection: By hand when seeds start to shatter in late August, September. Seeds are brown.
Propagule Processing: Air dry. Brush clean, air separate, hand screen. Store in freezer. Approximately 1,800 seeds per gram.
Pre-Planting Treatments: Wash seeds for 12 hours in cold, running water before planting.
Growing Area Preparation/
Annual Practices for Perennial Crops:		 Soil type: Fac/Wet. Plant in spring in root trainer with 1 to 2 seeds per cell. Cover seeds very lightly with sifted soil. Initial propagation site is greenhouse.
Establishment Phase: Germination occurs between 15 and 30 days after planting with a uniform maintenance of warm, moist, and light environmental conditions. Plants moved to lathhouse to harden off after last frost. Fertilize minimally after true leaves appear.
Length of Establishment Phase: Two months.
References: Flora of North America Editorial Committee, 2002. Flora of North America, Volume 23, Oxford University Press, p.407.

Citation:

Moore, Nancy; Hunt, Peggy. 2003. Propagation protocol for production of Container (plug) Carex mertensii J.D. Prescott ex Bongard plants Alaska Plant Materials Center Palmer, Alaska. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/04/24). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.