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The Forest Service National Center for Reforestation, Nurseries, and Genetic Resources (RNGR) is a leading source of technical information for nurseries and land managers regarding production and planting of trees and other native plants for reforestation, restoration, and conservation.

 
NPN Protocol Details Image

Ceanothus (americanus)

David J. Horvath
Nursery Manager
Illinois Department of Natural Resources - Mason State Nursery
17855 N. CR 2400E
Topeka, Illinois 61567
309-535-2185
309-535-3286 (fax)
dhorvath@dnrmail.state.il.us
gillyflowernursery.com

Family Scientific Name: Rhamnaceae
Family Common Name: Buckthorn Family
Scientific Name: Ceanothus americanus L.
Common Synonym: Ceanothus intermedius Pursh
Common Name: New Jersey Tea
Species Code: CEAAME
Ecotype: Illinios
General Distribution: C. americanus is found from Quebec to Florida west to Minnesota and south to Texas.
Propagation Goal: plants
Propagation Method: seed
ProductType: Bareroot (field grown)
Stock Type: Bareroot seedlings
Time To Grow: 0
Target Specifications: Height: N/A<br> Caliper: N/A<br> Root System: Well developed root system for field grown plants.
Propagule Collection: Source of Propagules: Seed is collected by hand from nursery stock. The plant flowers from approx. June 19 to July 1. Seed is harvested about August 18.
Propagule Processing: After drying, seed is cleaned first by running it dry through the Dybvig. Because of its hard seed coat, it is then run through the Grinder. Always put a test lot through first to ensure seed is not getting damaged. Next, run the seed back through the Dybvig, dry, then through the Huller Scarifier. Take this seed and run it over theClipper with a top screen of 6 and a bottom screen of 1/21. Once again, run the seed through the Dybvig, then over the Clipper again with a top screen of 6 and a bottom screen of 1/21. Set the Clipper fan on low. Finally, run the seed through the Jessee Aspirator with both vents wide open.
Pre-Planting Treatments: Field seed is planted in the fall, therefore, is not put into cold storage. If unable to plant in the fall due to weather, store the seed dry in cold storage at 34-36 degrees F.
Field seed is not damp stratified due to clumping during the drilling process.
Growing Area Preparation/
Annual Practices for Perennial Crops:
Field grown crops take 10 - 12 months from time of sowing. This figure is increased to 18 months for field grown plants shipped in the Spring.
Establishment Phase: Field grown seed is drilled in 3 or 4 foot wide, raised beds, consisting of a sandy loam. Field grown seed is drilled with the Love Seeder at a rate of 0.8 ounces per 45 linear feet. Adjust the drill heights so that the seed is covered only 1 times its depth. The beds should be hydroseeded with a cool-season, annual grass to protect seed over the winter months.
Active Growth Phase: Field grown plants are topdressed twice, once in May and once in June with 13-13-13 at a rate of 200 lbs. Per acre. The fertilizer is irrigated in after application. Irrigation is run once or twice a week, depending on weather, and run for one to two hours.
Hardening Phase: For field grown plants, reduce irrigation to slow the vegetative growth down in the fall.
Harvesting, Storage and Shipping: Field grown plants are lifted in late September to early November and again in the Spring if need be. The top growth should be mostly died down. Once this occurs, it is helpful to mow the tops to a more manageable size. This aids in the lifting process. Plants are undercut at 7-12 inches prior to lifting. While culling and grading is performed, the roots should be misted occasionally.

Storage Conditions: Plugs that are not shipped during this fall's planting season may be stored for spring planting in cold rooms above freezing, preferably 40-50 degrees. Try to remove most of the dead foliage as you can before bagging the root plugs for storage. Store them in plastic bags to ensure the roots do not dry out. Depending on weather conditions, field grown plants may be lifted and shipped in the fall. However, time and labor may require spring shipment.
Field grown stock is also stored in cool, dry storage, above freezing. Again, remove dead vegetation in the culling process, and place the plants in plastic-lined bags. Do not allow root systems to dry out.

Storage Duration: Approximately 4 to 6 months. Field grown bareroot plants may be shipped at any time as long as the receiver has cold storage.
Length of Storage: 4 to 6 months

Citation:

Blessman, Gary; Flood, Roberta Mountz; Horvath, David J.. 2001. Propagation protocol for production of Bareroot (field grown) Ceanothus americanus L. plants Bareroot seedlings; Illinois Department of Natural Resources - Mason State Nursery Topeka, Illinois. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2024/07/01). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.