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Populus (balsamifera)

Toby Query
Botanic Specialist II
City Of Portland
1120 SW 5th Ave Room 1000
Portland, Oregon 97204
503-823-4205
tobyq@bes.ci.portland.or.us
http://www.wetlandplantnursery.com

Family Scientific Name: Salicaceae
Family Common Name: Willow Family
Scientific Name: Populus balsamifera trichocarpa
Common Synonym: Populus trichocarpa
Common Name: Black Cottonwood
General Distribution: Mostly along streams or moist ground. Alaska to S. California and est to W. Montana, Idaho and W. Wyoming/Utah
Propagation Goal: seeds
Propagation Method: seed
ProductType: Bareroot (field grown)
Stock Type: 1-0
Time To Grow: 7 Months
Target Specifications: 24-36"
Propagule Collection: Hand collection or use of pole pruner to near to fully open capsules. Also collecting fluff from parking lots works well.
Propagule Processing: *If capsules have not fully opened upon collection, dry them on a screen until they open. Put capsules and fluff into cement mixer with sand and larger rocks for 20 minutes per batch. Screen out rocks and capules.
Pre-Planting Treatments: Hand sow sand and seed mixture. Seeds should be sown within one week of collection.
Growing Area Preparation/
Annual Practices for Perennial Crops:
They need ample water and clean ground.
Establishment Phase: They will germinate within 2 days

Citation:

Query, Toby. 2007. Propagation protocol for production of Bareroot (field grown) Populus balsamifera seeds 1-0; City Of Portland Portland, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/11/22). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.