RNGR.net is sponsored by the USDA Forest Service and Southern Regional Extension Forestry and is a colloborative effort between these two agencies.

U.S. Department of Agriculture USDA Forest Service Southern Regional Extension Forestry Southern Regional Extension Forestry

Skip to content. | Skip to navigation

Home Native Plant Network
 
NPN Protocol Details Image

Poa (douglasii)

Betty Young
Nurseries Sr Manager
Bldg 201, Fort Mason
San Francisco, California 94123
415-331-6917
415-331-7521 (fax)
byoung@ggnpa.org

Family Scientific Name: Poaceae
Family Common Name: Grass Family
Scientific Name: Poa douglasii Nees.
Common Name: Douglas's Bluegrass
Species Code: POADOU
Ecotype: Fort Funston, California
General Distribution: P. douglasii is found in coastal sanddunes, from 5 to 50 feet elevation; from Humboldt County to Monterery County and Santa Rosa and San Miguel islands, California.
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Stock Type: Stubby
Time To Grow: 0
Target Specifications: Height: N/A<br> Caliper: N/A<br> Root System: Firm plug in container.
Propagule Collection: Seeds are collected between May 1st and Auguat 1st.
Mature inflorescences are brown.
Seed is beige at maturity.
Propagule Processing: Seed Cleaning: Florets are rubbed over a screen.
Storage Conditions: Seeds are kept dry and stored in a refrigerator.
Pre-Planting Treatments: Hand scarify by rubbing seeds on coarse sand paper for 5 minutes to loosen seeds from florets.
Seeds are placed into cold stratification in the refrigerator for 1 month.
Growing Area Preparation/
Annual Practices for Perennial Crops:
Fully Controlled Greenhouse.
Sowing Method: Transplanting Germinants.
Seeds are sown in flats containing Sunshine Mix #4 Aggregate Plus (Peat moss, perlite, major and minor nutrients, gypsum, and dolomitic lime).
Seeds are mixed with media to sow and are surface sown.
Flats are watered in by hand.
% Germination: N/A
Establishment Phase: Seeds germinate slowly.
Seedlings are transplanted after germination to individual containers 1.5" x 5" (stubbys) containing standard potting mix of peat moss, fir bark, perlite, sand.
Active Growth Phase: After establishment, seedlings are moved to the full sun exposure in the outdoor nursery.
References: A California Flora and Supplement, Munz, P., University of California Press, Berkeley and London, 1973.

Citation:

Young, Betty. 2002. Propagation protocol for production of Container (plug) Poa douglasii Nees. plants Stubby; San Francisco, California. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/23). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.