Insect Infestation That Can Harm Your Ornamental Pacific Silver Fir
The pacific silver fir is a beautiful ornamental evergreen that grows wild along the western coast of North America. Pacific silver firs have a gray, papery bark that becomes more furrowed over time and needle-like leaves that have a fresh scent. If you live on the west coast and want an ornamental alternative to a traditional fir, the
Part of responsible tree ownership is learning what insects could threaten your new tree. There are a few different pests that target the
Douglas-Fir Tussock Moth
Douglas-fir tussock moths are either multi-toned brown (males) or gray and flightless (female). The larvae are multi-colored caterpillars that emerge during the late spring season, which corresponds to
If you suspect a moth infestation, call in a pest control company for proper diagnosis and immediate pesticide treatment. Moths can continue to defoliate the tree and weaken the
Balsam Woolly Adelgid
The balsam woolly adelgid is a fuzzy white insect that is largely immobile and simply sits in one spot sucking up tree nutrients. Pacific silver firs are relatively resistant to these pests, which means the tree can become infested, but the
A pest control or tree service can spray pesticides to kill off the
Fir-Engraver Beetle
Fir-engraver beetles are small, black beetles that are fatal to pacific silver firs. The name comes from the fact that the female beetles bore a narrow trench in the bark into which the eggs are laid.
A fir-engraver beetle infestation will cause die-back to start at the top of the crown and move downward. The only way to protect other
If you have a new
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