We have a small mugo pine in the front of our house that is covered in little...

Asked June 8, 2014, 9:52 PM EDT

We have a small mugo pine in the front of our house that is covered in little caterpillars and getting chowed on. What are they and what can I do to help my hugo?

Hennepin County Minnesota

1 Response

They are saw flies and there are products on the market available at garden centers that will kill these. Some are safe for use around pets and children others are stronger. The saw flies can do a lot of damage. Note that BT will not kill saw fly larvae.
http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=8&cad=rja&uact=8&ved=0CEoQFjAH&url=http...
http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CCIQFjAA&url=http...
http://urbanext.illinois.edu/focus/index.cfm?problem=pine-sawfly