Erysimum (franciscanum)
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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: | Brassicaceae | ||
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| Family Common Name: | Mustard Family | ||
| Scientific Name: | Erysimum franciscanum G. Rossb. | ||
| Common Synonym: | Erysimum franciscanum G. Rossb. crassifolium | ||
| Common Name: | San Francisco Wallflower | ||
| Species Code: | ERYFRA | ||
| Ecotype: | Marin County, California | ||
| General Distribution: | E. franciscanum is found on open brushy sites and coastal bluffs near the coast in rocky to sandy soil; often on disintegrated serpentine; from San Mateo and San Francisco counties to southwestern 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 June 20th and November 15th. Mature inflorescences are brown. Seed is light gray at maturity. |
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| Propagule Processing: |
Seed Cleaning: Storage Conditions: Seeds are kept dry and stored in a refrigerator. Sees/gram: 994 |
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| Pre-Planting Treatments: | Soak seeds for 3 hours in fresh water and stratify in peat moss for 2 weeks or until seeds begin to germinate. | ||
| Growing Area Preparation/ Annual Practices for Perennial Crops: |
Fully Controlled Greenhouse. Sowing Method: Transplanting Germinants. 4 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 mist and irrigation system. Seeds are sown on August 15th. % Germination: 50% |
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| Establishment Phase: |
Seeds germinate 10 days after sowing. Seedlings are transplanted 10 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 95%. |
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| Length of Establishment Phase: | 20 days | ||
| Active Growth Phase: |
Once established, this species grows rapidly. Fertilize with Nutricote NPK (13-13-13) 3 months after transplanting. Prune back 2 months after transplanting. |
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| 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) Erysimum franciscanum G. Rossb. plants Deepot 16; San Francisco, California. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/04/28). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
