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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

Helianthus (atrorubens)

Jill Barbour
Germination Specialist
USDA FS - National Seed Laboratory
5675 Riggins Mill Rd.
Dry Branch, Georgia 31020
478-751-3553
478-751-4135 (fax)
jbarbour@fs.fed.us
www.nsl.fs.fed.us
Family Scientific Name: Asteraceae
Scientific Name: Helianthus atrorubens
Common Name: purple disk sunflower
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Processing: Two seedlots were run through the Westrup Brush Machine with medium stiff brushes, and a coarse shell (size 10 wire), at speed 11 to separate the seed from the flower heads. One seedlot was run through the machine at speed 1. Seeds from one seedlot were rubbed by hand; one seedlot was cleaned with round hole screen, 6/64".

Citation:

Barbour, Jill Ruby. 2007. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Helianthus atrorubens seeds USDA FS - National Seed Laboratory Dry Branch, Georgia. 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.