Pest Activity -- May 6

Pest Activity > May 6

Welcome to the Woody Ornamental Pest Scouting Report for Western Pennsylvania brought to you by Penn State Cooperative Extension. This message will be updated weekly with growing degree day counts and insect activity through the end of June. If you would like an email notifying you of the posting of the latest report on the web, send your request to mcm2@psu.edu.

As of month date, the following growing degree days with a base temperature of 50 degrees have accumulated.

Uniontown	237	Mercer
New Stanton	176	Franklin
Pittsburgh	197	Meadville
Wexford	***	Erie
Butler	155	Harbor Creek

Pest Activity

Azalea Lace Bug

	Azalea lace bugs in Pittsburgh have hatched and nymphs are feeding on the undersides of azalea and rhododenfdronleaves at this time.
Fact Sheet

Birch Leafminer

	In some parts of SW Pennsylvania the adults have laid eggs in birch leaves, while in areas further north, the adult females are laying eggs at this time.
Fact Sheet

Boxwood Psyllid

	Boxwood psyllid nymphs remain active in Pittsburgh this week
Fact Sheet

Eastern Tent Caterpillar

	The tents are 5-7" across and the larvae are 1/2 " long at this time in Pittsburgh.
Fact Sheet

Hemlock Rust Mite

	Hemlock rust mites remain active at this time.
Fact Sheet

Honeylocust Plant Bug

	Young honeylocust plant bug nymphs have hatched and and have started to feed on honeylocust in the city of Pittsburgh.
Fact Sheet

Spruce Spider Mites

	Spruce spider mites are active in Pittsburgh at this time.
Fact Sheet

The next scouting report will be on May 11.