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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

Eriastrum (diffusum)

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: Polemoniaceae
Family Common Name: Phlox family
Scientific Name: Eriastrum diffusum (A. Gray) H. Mason
Common Name: Miniature woollystar
Species Code: ERDI2
Ecotype: BLM, Seeds of Success: USFS, Tonto National Forest, Seven Springs, Forest Service road 24, 0.2 miles west of junction with Forest Service road 562, Maricopa County, Arizona: 3517 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0 Weeks
Propagule Collection: Very small lot, 0.73 pounds, hand collected into paper bag.
Propagule Processing: METHOD OF CLEANING: Seed lot is first processed using a Hoffman Hand Deawner/Debearder to remove seed from flower. Laboratory Test Sieves, mesh size #18 and #40 are used next to remove stems and non seed material. Seed is then air-screened, to remove remaining nonviable seed and inert material, using an office Clipper, top screen: #5 triangle and a bottom screen: blank, medium speed, and low to medium air. Number of Seeds per Pound: 1,225,900, Purity: 96.6%, 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.) Eriastrum diffusum (A. Gray) H. Mason seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/03). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.