Common Problems

Annual sowthistle (Sonchus oleraceus) is one of the annual thistles.

Harlequin bugs have expanded their invaded range and can now be found in Pennsylvania. If not controlled, they can pose a serious problem.

Basic information that features a number of in-depth questions and answers regarding West Nile virus, including what it is, where it originated, the basic transmission cycle, and more.

The peachtree borer, Synanthedon exitiosa, is a pest primarily of peach and nectarine trees, but it also attacks apricot, cherry, and plum trees.

Study the ins and outs of structural pest management.

This seminar offers vegetation managers routine and up-to-date insights on plant identification and best practices, with control methods including mechanical, cultural, and chemical approaches.