How to Manage Pests
Pests in Gardens and Landscapes
Monterey pine midge—Thecodiplosis piniradiatae
Pine midges are very small. The adult midge is a tiny, grayish, delicate mosquitolike fly. Adults are
similar in appearance to the honeylocust
pod gall midge. White or orangish larvae can be seen in swollen
The Monterey pine midge causes sections of shoots to have greatly shortened needles with swollen bases.
Control is generally not warranted. No management is known.
and adult drawings of the Monterey pine midge, by Vernon L. Kellogg, 1905
Swollen pine needle bases