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Conioselinum (Pacifica)

Amy Bartow
Seed and Plant Production Manager
USDA NRCS - Corvallis Plant Materials Center
3415 NE Granger Ave
Corvallis, Oregon 97330
(541) 757-4812 ext 103
(541) 757-4733 (fax)
amy.bartow@or.usda.gov
http://plant-materials.nrcs.usda.gov/orpmc

Family Scientific Name: Pinaceae
Family Common Name: Pine
Scientific Name: Conioselinum Pacifica
Common Synonym: Tsuga heterophylla
Common Name: pacific hemlock
Species Code: COPA
Ecotype: Coastal ecotype from Clatsop Co, OR
Propagation Goal: plants
Propagation Method: seed
ProductType: Container (plug)
Stock Type: stubby containers
Time To Grow: Weeks
Target Specifications: Well-developed crowns, roots and rhizomes filling the soil profile in its container.
Pre-Planting Treatments: The Pacific Hemlock seeds in our research did not germinate at a higher percent from receiving a warm treatment prior to the cold (35F) treatment, so we conclude that this species will germinate after 90 days of cold-moist stratification. Our highest germination was 47% in the seeds that spent 90 days in the cooler before heading to the 75F warm growth cooler.

Citation:

2014. Propagation protocol for production of Container (plug) Conioselinum Pacifica plants stubby containers; USDA NRCS - Corvallis Plant Materials Center Corvallis, Oregon. 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.