Plant Damage / Signs:
Shoot or twig tips turn red to straw brown
Later shoots or twigs droop, become deformed
or break off
Insect / Signs:
Larvae feed inside the stem of shoots or twigs
Cutting in stem of shoot or twig may reveal larvae
or stem may be hollow
Common Problems
Pine Shoot and Tip Moths (several)
Shoot and Twig Borers
Twig Girdlers
Twig Weevils
Zimmerman Pine Moth
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Plants:
Cedar
Dogwood
Douglas Fir
Maple
Pecan
Pine
Poplar
Oak
Spruce
Willow
Timing:
During growing season
Generations / Year
1 - 4
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