RNGR.net is sponsored by the USDA Forest Service and Southern Regional Extension Forestry and is a colloborative effort between these two agencies.

U.S. Department of Agriculture USDA Forest Service Southern Regional Extension Forestry Southern Regional Extension Forestry

Skip to content. | Skip to navigation

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

Clarkia (pulchella)

Jim Barner
Seed Extractory Manager
USDA FS - R6 Bend Seed Extractory
63095 Deschutes Market Rd.
Bend, Oregon 97701
541-383-5481
541-383-5498 (fax)
jbarner@fs.fed.us
http://fsweb-ochdes.r6.fs.fed.us/seedextractory/ex
Family Scientific Name: Onagraceae
Family Common Name: Evening Primrose family
Scientific Name: Clarkia pulchella Pursh
Common Name: Pinkfairies
Species Code: CLPU
Ecotype: BLM, Burns District, Steens Mountains, Hines, Oregon; 5000 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Very small lot, 0.024 pounds, hand collected into cloth bag.
Propagule Processing: METHOD OF CLEANING: Seed cleaned using a Hoffman Hand Deawner/Debearder, to break open capsules. An air column separator, Oregon Seed Blower, is used next for cleaning and separation. Lot is finished using Laboratory Test Sieves to remove remaining nonviable seed and inert material. Number of Seeds per Pound: 1,564,138, Purity: 98%, X-Ray 100 Seeds: 90% Filled
Harvesting, Storage and Shipping: Storage: Cold Storage, 33-38 Degrees Fahrenheit
Other Comments: Very small seed lots present a cleaning and testing challenge. Different types of equipment, designed for smaller lots, are used.

Citation:

Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Clarkia pulchella Pursh seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. 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.