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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

Physaria (alpina)

Alexandra Seglias
Seed Conservation Research Associate
Denver Botanic Gardens
Denver, Colorado
alexandra.seglias@botanicgardens.org
www.botanicgardens.org
Family Scientific Name: Brassicaceae
Scientific Name: Physaria alpina Rollins
Common Name: Avery Peak twinpod
General Distribution: Endemic to alpine areas in central and west-central Colorado.
Known Invasiveness: None
Propagation Method: Seed
Propagule Collection: Seed was collected in central Colorado in 2018
Pre-Planting Treatments: Stratification at 2-4C for 2-12 weeks produces high germination
Growing Area Preparation/
Annual Practices for Perennial Crops:		 Incubation at 20/10C (day/night) led to close to 100% germination

Citation:

2022. Propagation protocol for production of Physaria alpina Rollins Denver Botanic Gardens Denver, 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.