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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

Eriogonum (latifolium)

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: Polygonaceae
Family Common Name: Buckwheat Family
Scientific Name: Eriogonum latifolium Sm.
Common Name: Seaside Buckwheat
Species Code: ERILAT
Ecotype: Marin County, California
General Distribution: E. latifolium is found in coastal strand communities and coastal scrub, from San Luis Obispo County, California to Oregon.
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Stock Type: Deepot 16
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 July 1st.
Mature inflorescences are rust brown.
Seeds are minute and black at maturity and are found at the base of each dried flower.
Propagule Processing: Seed Cleaning:Rub seed heads over screens. it is not necessary to remove the chaffy flowers from the seeds.
Storage Conditions: Seeds are kept dry and stored in a refrigerator.
Seeds/gram: 1200
Pre-Planting Treatments: None required.
Growing Area Preparation/
Annual Practices for Perennial Crops:
Fully Controlled Greenhouse.
Sowing Method: Transplanting Germinants.
3 grams of seeds are sown per flat 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 lightly covered.
Flats are watered in with an automatic irrigation and mist system.
Seeds are sown on July 15th.
% Germination:60%
Establishment Phase: Seeds germinate 14 days after sowing.
Seedlings are transplanted 14 days after germination to individual containers 2"x7" tubes (Deepot 16) containing standard potting mix of peat moss, fir bark, perlite, and sand.
Transplant Survival averages 90%.
Length of Establishment Phase: 28 days
Active Growth Phase: Fertilize with Nutricote NPK (13-13-13) 1 month after transplanting.
Cut back central flower stalks if necessary.
Watch for crown rot if grown in leach tubes. Space seedlings in trays to prevent problems.
References: A California Flora and Supplement, Munz, P., University of California Press, Berkeley and London, 1973.

Citation:

Young, Betty. 2001. Propagation protocol for production of Container (plug) Eriogonum latifolium Sm. plants Deepot 16; San Francisco, California. 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.