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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

Sorbus (scopulina)

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: Rosaceae
Family Common Name: Rose family
Scientific Name: Sorbus scopulina (G.N. Jones) C.L. Hitchc. cascadensis
Common Name: Cascade mountain-ash
Species Code: SOSCC
Ecotype: USFS, Umpqua National Forest, Diamond Lake Ranger District, Snowbird Mountain, Oregon; 5000 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Small lot, 28.5 pounds, hand collected into plastic tubs.
Propagule Processing: METHOD OF CLEANING: Seeds are extracted from fruit by maceration, and are rinsed and screened to remove pulp, seeds are dried on mesh trays. Lot was then air-screened using a office Clipper, with a top screen, 1/16 x 1/2 slot and a bottom screen, 6 round, medium speed, medium air. An air column separator, Oregon Seed Blower, is used next for cleaning and separation. The lot was finished using a Westrup, Model LA-K laboratory gravity separator and hand cleaning. Number of Seeds per Pound: 154,280, Purity: 92%, X-Ray 100 Seeds: 81% Filled

Citation:

Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Sorbus scopulina (G.N. Jones) C.L. Hitchc. seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/02/23). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.