![NPN Protocol Details Image](NPN-Protocol-Details-Heading.png)
Frangula (purshiana)
Cathy Sampselle Nursery Manager Sound Native Plants PO Box 7505 Olympia, Washington 98507 360-352-4122 360-867-0007 (fax) cathy@soundnativeplants.com soundnativeplants.com |
|
Family Scientific Name: | Rhamnaceae | ||
---|---|---|---|
Family Common Name: | Buckthorn Family | ||
Scientific Name: | Frangula purshiana DC | ||
Common Synonym: | Rhamnus purshiana | ||
Common Name: | Cascara | ||
Species Code: | FRPU7 | ||
Propagation Goal: | plants | ||
Propagation Method: | seed | ||
ProductType: | Container (plug) | ||
Time To Grow: | 6 Months | ||
Propagule Collection: | Collect ripe fruit in July/August in western Washington. Pre-ripe/yellow fruit can also be collected and processed directly. | ||
Propagule Processing: | Macerate fruit in water overnight. Further separate pulp from seed using a food processor with either duct-tape wrapped or plastic blades and screens. Store clean, dry seed in the refrigerator. | ||
Pre-Planting Treatments: | Cold, wet stratification for 10 weeks beginning in January. | ||
Growing Area Preparation/ Annual Practices for Perennial Crops: |
Sow into 10 cubic inch tubes filled with Sunshine Mix #1 in March. Sow 3-5 seeds per tube. | ||
Establishment Phase: | Tubes will be fully rooted within 10 weeks. Success rate of tubes: 70%. The tubes can then be potted into 1-gallon containers and will be fully rooted by September. Success rate of 1-gallons: 91%. |
Citation:
2007. Propagation protocol for production of Container (plug) Frangula purshiana DC plants Sound Native Plants Olympia, Washington. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/08/26). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.