Douglas fir
Pseudotsuga menziesii
Overview
Douglas fir (Pseudotsuga menziesii) is a coniferous tree native to western North America. It is among the tallest trees in the world, reaching heights of up to 300 feet when mature. The Douglas fir’s bark is dark gray in color and textured with deep furrows. The needles of the Douglas fir are very soft and blueish green in color and 2-3” long. They are arranged in two or three rows on each branch. Its cone is globular, about 2” long, and the seeds are dark brown. The Douglas fir has been used for timber, firewood, paper, and essential oils. Today, it stands as a symbol of sustainability, providing habitat and food for a variety of species.
Care Guide
Watering
Minimum — every "7-10" days.
Light
Full sun.
Soil
Sandy Loamy Clay Rocky
Temperature
Hardiness zone 4-6.
Pruning
Best pruned in February, March, April.
Propagation
Seed Propagation
Diseases & Pests
Common pests: Aphids, adelgids, Blight, needle cast, Canker, sap rot, Caterpillar, cutworm, Dieback, Diptera - true flies, Nematodes, Rust, Scale insects, Drought resistant .
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