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The Best Time Of Year To Prune The Douglas Fir Tree In Your Yard
That includes the Douglas fir (Pseudotsuga menziesii ... than half the diameter of the tree's trunk. Pruning branches that are too large enhances the tree's ability to survive, as it should ...
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Saving the Pacific Northwest’s symbolic Douglas fir
The Douglas fir is an indelible symbol of the Pacific Northwest. The thick-barked native represents the aesthetics of biologically rich Cascadia and the checkered past of overlogging.