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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

Potentilla (pensylvanica)

Lindsay Springer
Lead Biological Science Technician - Greenhouse Manager
USDI NPS - Rocky Mountain National Park
1000 Highway 36
Estes Park, Colorado 80517-8397
(970) 586-1252
(970) 589-1392 (fax)
Lindsay_Springer@nps.gov
http://www.ggnpa.org
Family Scientific Name: Rosaceae
Scientific Name: Potentilla pensylvanica
Common Name: Prairie Potentilla
Ecotype: Colorado, Sprague Lake (98-006s)
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Seed cleaning technique: Seeds removed from seed heads by crushing seeds head or using tweezers. Use of sieves helpful for separating seed from miscellaneous plant material.

Sprague Lake (98-006s) collected on 9/16/98.
Propagule Processing: Germination: Sprague Lake (98-006s) near 100 percent.
Pre-Planting Treatments: Seed treatments: None.
Growing Area Preparation/
Annual Practices for Perennial Crops:		 Propagation Environment: Greenhouse, 65-70§F day/55§F night. Propagated under tent with misters set 8 am-8 pm, with 10 sec/15 min watering intervals. One week after germination, seedlings were moved to mister area without tent.

Germination media: Fafard Germinating Mix (superfine).

Growing media: Fafard Growing Mix 2.
Establishment Phase: Sowing/planting technique: Sown in 36 pk, 3-5 seeds/slot.

Time to germination: 6 days.

Establishment Phase: Germination rapid and even.

Time to potting: 1 to 1-1/2 months.

Sprague Lake (98-006s) sowed on 10/27/98.
Harvesting, Storage and Shipping: Seed storage condition: Seed stored in the greenhouse.

Citation:

Butler, Jennifer; Frieswyk, Christin. 2001. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Potentilla pensylvanica seeds USDI NPS - Rocky Mountain National Park Estes Park, Colorado. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/02/24). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.