Symphyotrichum (chilense)
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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: | Asteraceae | ||
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| Family Common Name: | Sunflower Family | ||
| Scientific Name: | Symphyotrichum chilense (Nees.) Nesom chilense | ||
| Common Synonym: | Aster chilensis Nees. | ||
| Common Name: | Pacific Aster | ||
| Species Code: | SYMCHI | ||
| Ecotype: | Marin County, California | ||
| General Distribution: | S. chilense var. chilense is found from sea level to 4500 feet elevation in many plant communities; from southwestern Oregon to Santa Barbara County, California. | ||
| 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 August 1st and November 30th. Mature inflorescences are brown. Seed is brown at maturity. |
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| Propagule Processing: |
Seed Cleaning: Seeds are rubbed over a screen. Seeds are kept dry and refrigerated. |
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| Pre-Planting Treatments: | None required. | ||
| 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 irrigation system. Flats are misted periodically until seeds germinate. Seeds are sown on July 1st. % Germination: 70% |
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| Establishment Phase: |
Seeds germinate 20 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 75%. |
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| Length of Establishment Phase: | 1 month | ||
| Active Growth Phase: | After transplanting, seedlings are placed in the shade house for contiued growth. | ||
| 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) Symphyotrichum chilense (Nees.) Nesom plants Deepot 16; San Francisco, California. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/12/27). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.
