Annual bluegrass weevil activity from Ohio to central Pennsylvania has been relatively low this spring, but adults have been active and early instar larval...

We have added a new WeevilTrak site in the Columbus, Ohio area. The Golf Club in New Albany, Ohio is a late entry to the WeevilTrak season. This was added...

Growing degree days from northeast Ohio to central Pennsylvania have substantially increased in last seven days. Strange things are happening in terms...

Nothing signals the start of the annual bluegrass weevil season more than sitting down to write the opening WeevilTrak blog. This year is looking as though...

I was just telling a superintendent the other day that 2020 has been the quietest annual bluegrass weevil year that I can remember. However, the last...

We have had nothing but intense heat and no rainfall since my last blog entry and some reports of weevil damage have come in. Several superintendents...

ABW developing is moving along in central Pennsylvania to northeast Ohio.

We have been experiencing an extremely cold stretch of weather in Pennsylvania and Ohio over the last couple of weeks, including two days where we woke...

The growing degree day (GDD) accumulations in March had Pennsylvania and Ohio tracking for a very early start to the annual bluegrass weevil (ABW) control season.

I have received several calls over the last week from superintendents asking if there is any control measure that can be put in place now that would control...

Turfgrass insect pest issues – including annual bluegrass weevil - are traditionally pretty light in the northeast during July and August. However, we...

Currently, we are in a holding pattern in central Pennsylvania with a larvicide application. We are still seeing the occasional fourth and fifth instars...

The first generation is coming to a close in most parts of central and western Pennsylvania and northeast Ohio. Although many courses have reported seeing...

Western and central Pennsylvania have passed Stage 2 and are rapidly approaching Stage 3. This stage is a pretty critical one and timing can vary based...

The warm weather from April 8 – April 14 approximately doubled the previously accumulated growing degree days (GDDs) at all three of our WeevilTrak sites...

The Penn State Turfgrass Entomology Lab will be monitoring the same WeevilTrak courses this year as we did last year: Westfield Country Club in northeastern...

We are entering a period when we typically start to observe 2nd generation larval feeding damage in the Pennslyvania. Turf is incredibly stressed right...

A lot has happened since my last WeevilTrak post, including the completion of many of our chemical trials, and the appearance of annual bluegrass weevil...