Gymnosperm (Pinus)

Protocol Information for:

Label_title:
Pinus (jeffreyi)

Family Names:

Family Scientific Name:
Gymnosperm

Family Common Name:

Scientific Names:

Genus:
Pinus

Species:
jeffreyi

Scientific Classification:

Scientific SubSpecies:

Species Authority:

Scientific SubAuthority:

Authors:

Common Synonym:

Genus:
Pinus

Species:
ponderosa

Synonym Classification:

Synonym SubSpecies:

Species Authority:

Synonym SubAuthority:

Other Information:

Common Name:
Jeffrey pine

Species Code:
PIJE

Ecotype:

General Distribution:
Found in Oregon, California and Nevada.

Known Invasiveness:

Propagation Goal:
plants

Propagation Method:
seed

Product Type:
Container (plug)

Stock Type:

Grow Time:
Weeks

Target Specifications:
Well-developed crowns, roots and rhizomes filling soil profile in container.

Propagation Collection:

Propagation Processing/Propagule Characteristics:

Pre-Planting Propagule Treatments:
This plant benefits from 60 days cool(38F)/moist stratification to break dormancy prior to germination.

Growing Area Preparation / Annual Practices for Perennial Crops:

Establishment Phase:

Length of Establishment Phase:

Active Growth Phase:

Length of Active Growth Phase:

Hardening Phase:

Length of Hardening Phase:

Harvesting, Storage and Shipping:

Length of Storage:

Guidelines for Outplanting / Performance on Typical Sites:

Other Comments:

References:

Citation:
2015. Propagation protocol for production of Container (plug) Pinus jeffreyi plants USDA NRCS - Corvallis Plant Materials Center Corvallis, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/10/24). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.

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