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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

Lycium (fremontii)

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: Solanaceae
Family Common Name: Potato family
Scientific Name: Lycium fremontii A. Gray
Common Name: Fremont's desert-thorn
Species Code: LYFR
Ecotype: BLM, Seeds of Success, USFS land, Tonto National Forest, North Power Road, 5 miles east of the junction with Highway 202, south side of road, Maricopa County, Arizona: 1497 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0 Weeks
Propagule Collection: Small lot, 9.23 pounds, hand collected into plastic zip-lock bags.
Propagule Processing: METHOD OF CLEANING: The fruit or berries are first soaked in water overnight. Seeds are then extracted from fruit by maceration, and are then sieved and rinsed to remove pulp. Sieve sizes, top: #10, bottom: #40; seeds are then dried on mesh trays. After drying, seed is air-screened, to remove nonviable seed and inert material, using an office Clipper with a top screen: #9 triangle and a bottom screen: 1/25 round, medium speed, low to medium air. The lot is finished using an air column separator, Continuous Seed Blower, Model CB 2001, blower speed: 172, feeder speed: 47, to remove remaining inert material. Number of Seeds per Pound: 336,999, Purity: 99.9%, X-Ray 100 Seeds: 98% Filled
Harvesting, Storage and Shipping: Storage: Cold Storage, 33-38 Degrees Fahrenheit

Citation:

Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Lycium fremontii A. Gray seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/02). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.