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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

Ptilagrostis (kingii)

David A. Dyer
USDA NRCS - Lockeford Plant Materials Center
P.O. Box 68, 21001 N. Ellicott Road
Lockeford, California 95237
(209) 727-5319
(209) 727-5923 (fax)
ddyer@inreach.com
http://plant-materials.nrcs.usda.gov/capmc

Family Scientific Name: Poaceae
Family Common Name: Grass
Scientific Name: Ptilagrostis kingii
Common Name: King's Ricegrass
General Distribution: Subalpine, alpine streambanks and meadows; 8,500-11,000 feet.
Propagation Goal: seeds
Propagation Method: seed
ProductType: Container (plug)
Time To Grow: 0
Propagule Collection: Collected in the Yosemite National Park.
Propagule Processing: EASE OF COLLECTION: Collection and reestablishment were carried out by Yosemite National Park; data not available at the Lockeford Plant Materials Center.
METHOD OF CLEANING: (1990) Hand-screened twice using screen size 7 to break up inert and size 1/18 to break off awns. Three runs on small clipper using screens 1/15 top and 1/22 bottom with air closed and taped. Recycled air blowoff and center chute can.
TYPE OF MATERIAL COLLECTED FOR PROPAGATION: Seed.
PROPAGATION METHOD: Time-controlled misters used in greenhouse and temperature maintained at 65-70§F.
NUMBER OF SEEDS PER POUND: Quantitative values for seed/lb. could not be found.
PERCENT GERMINATION: Quantitative values for seed germination could not be found.
Pre-Planting Treatments: PRETREATMENT USED: None required.
Growing Area Preparation/
Annual Practices for Perennial Crops:
METHOD OF GROWING: Collection and reestablishment were carried out by
Yosemite National Park; data not available at the Lockeford Plant Materials Center.
Harvesting, Storage and Shipping: SEED MATURITY DATE: Quantitative values for seed germination could not be found.

STORAGE REQUIREMENTS: Longevity of seed unknown. No known special storage requirements.

ESTIMATED PROPAGULE STORAGE POTENTIAL: Data unavailable at date of publication.

Citation:

Dyer, Dave. 2001. Propagation protocol for production of Container (plug) Ptilagrostis kingii seeds USDA NRCS - Lockeford Plant Materials Center Lockeford, California. 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.