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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

Koeleria (macrantha)

Sam Holdaway
Greenhouse Intern
Denver Botanic Gardens
8500 W. Deer Creek Canyon Rd
Littleton, Colorado 80128
303-437-5327;435-279-6643
darbyb@botanicgardens.org; hldwysm@yahoo.com
www.botanicgardens.org

Family Scientific Name: Poaceae
Family Common Name: Grass Family
Scientific Name: Koeleria macrantha (Ledeb). Schult
Common Name: Prairie Junegrass
Species Code: KOEMAC
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: Weeks
Propagule Collection: Wild Collected Mid July
Pre-Planting Treatments: Treatment A was directly sown into plugs and put in the greenhouse (60F at night, 75F during daylight).
Treatment B 15 days cold stratification in refrigerator. Removed after 15 days and set in greenhouse.
Both A&B treatments were covered with vermiculite.
Treatment A yielded 30% germination. Treatment B yielded 26% germination.
Growing Area Preparation/
Annual Practices for Perennial Crops:
Greenhouse. 98 cell plug trays. Fafard germinating mix.
Establishment Phase: Tray was filled with Fafard germinating mix then wells in each plug were made with a finger and then an individual seed was placed in well. Vermiculite then was sprinkled over the top of wells and the seed tray was gently watered by hand and then placed on greenhouse benches and watered by hand once daily.
Length of Establishment Phase: 2 weeks from seed to germination. Treatment B when removed from refrigerator had 22% of seed sown alredy germinated

Citation:

Holdaway, Sam. 2012. Propagation protocol for production of Container (plug) Koeleria macrantha (Ledeb). Schult plants Denver Botanic Gardens Littleton, Colorado. 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.