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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

Eupatorium

William Skaradek
USDA NRCS - Cape May Plant Materials Center
1536 Route 9 North
Cape May Court House, New Jersey 08210
(609) 465-5901
(609) 465-9284 (fax)
wskaradek@nj.nrcs.usda.gov
http://plant-materials.nrcs.usda.gov/njpmc
Family Scientific Name: Asteraceae
Family Common Name: Aster
Scientific Name: Eupatorium
Common Name: Thorough Wort
General Distribution: Erect, branching perennial herb found on dry sandy sites from Long Island to Florida west to Arkansas.
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Collected in the Yosemite National Park.
Propagule Processing: EASE OF COLLECTION: Seed was readily found on Assateague Island, Maryland in the transition zone between the foredune and forests.
METHOD OF CLEANING: Feed collected material into a hammermill using small screening; follow with mechanical screen cleaning with no air.
UNUSUAL OR UNIQUE PROCESSING REQUIREMENTS: Light, fibrous tufts are difficult to separate from seed.
PROPAGATION METHOD: Field application: The medium is sandy loam; at a rate of 15 lbs./ac.; weed control is done by hand; irrigation is 1 inch/biweekly.
Greenhouse application: The medium is 1:2 peat/sand; the rate is 20 g./square feet; weed control is done by hand; irrigation is kept moist.
NUMBER OF SEEDS PER POUND: Data not available at date of publication.
PERCENT GERMINATION: Data not available at date of publication.
Pre-Planting Treatments: PRETREATMENT USED: None.
Growing Area Preparation/
Annual Practices for Perennial Crops:		 METHOD OF GROWING: Data not available at date of publication.
Harvesting, Storage and Shipping: SEED MATURITY DATE: September - October; seed matures with the drying of the plant.

STORAGE REQUIREMENTS: After cleaning, store in cloth bags in a dehumidified room at less than 40§F.

ESTIMATED PROPAGULE STORAGE POTENTIAL: Data unavailable at date of publication.

Citation:

Skaradek, William. 2001. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Eupatorium seeds USDA NRCS - Cape May Plant Materials Center Cape May Court House, New Jersey. 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.