There are a handful of products intended for homeowners that can help save ash trees including: Bayer Advanced Tree & Shrub Insect Control, Optrol, and Ortho Tree & Shrub Insect Control.

A treatment in spring lasts all summer. Choose a product like Bayer Advanced Tree and Shrub Insect Control, Ferti-lome Tree and Shrub Systemic Insect Drench and other brands.

I’d recommend treating the shrubs with a systemic insecticidal drench such as dinotefuran (Greenlight Tree and Shrub Insect Control with Safari and other brands) or imidacloprid (Bayer Advanced ...

Look for products like Bayer Advanced Tree and Shrub Insect Control, Ferti-lome Tree and Shrub Systemic Insect Drench, Ortho Tree and Shrub Insect Control or other brands.

There are a handful of products intended for homeowners that can help save ash trees including: Bayer Advanced Tree & Shrub Insect Control, Optrol, and Ortho Tree & Shrub Insect Control.