Insect Journal
May, 2002

spidey Insect Quiz


Last May, you noticed numerous dark-colored worm-like insects feeding on a mugo pine in your front yard. They were almost 1 inch long with grayish-green stripes and black heads. You found them in groups on several branches, feeding on just the older needles.

QUESTIONS
  1. What were those insects?
  2. What kind of damage can they cause to the tree?
  3. When is the best time to treat these insects?
  4. What are the best methods to manage them?

Answer

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