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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

Astragalus (succumbens)

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: Fabaceae
Family Common Name: Pea family
Scientific Name: Astragalus succumbens Douglas ex Hook.
Common Name: Columbia milkvetch
Species Code: ASSU7
Ecotype: BLM, Seeds of Success: Grant County Public Utility District land, along the Columbia River, Grant County, Washington: 438 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Very small lot, 0.17 pounds, hand collected into cloth bag.
Propagule Processing: METHOD OF CLEANING: Seed is first processed using a Westrup Model LA-P Laboratory Clipper/De-awner, to remove the seed from the pod. Laboratory Test Sieves,are used next to remove pods, stems and non seed material. Lot was then air-screened using an office Clipper, with a top screen: 1/18 round and a bottom screen: 7 round, high speed, medium to high air. Number of Seeds per Pound: 136,600, Purity: 99%, X-Ray 100 Seeds: 91% Filled, TZ: 93% (Oregon State University Seed Laboratory Analysis)
Harvesting, Storage and Shipping: Storage: Cold Storage, 33-38 Degrees Fahrenheit
Other Comments: Very small lots present a cleaning and testing challenge, results may not be typical.

Citation:

Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Astragalus succumbens Douglas ex Hook. seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/19). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.