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ABW larvae of 1st summer generation: Time to scout for and control if necessaryJuly 20, 2020

Annual bluegrass weevil populations in central and northern New Jersey currently consist of all stages from spring generation adults through large larvae...

Fairly quiet on the ABW front…July 17, 2020

With a few exceptions, annual bluegrass weevil (ABW) activity in North Carolina has been quiet since early June. This is typical for this area. Most years...

WeevilTrak Blog for July 2020July 9, 2020

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...

Time for the new summer ABW generations in Southern New EnglandJuly 8, 2020

The spring generation of annual bluegrass weevil (ABW) has completed its development and the adults of that generation are at the peak of their activity...

June 25 WeevilTrak UpdateJune 25, 2020

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

ABW update for June 22, 2020 in Virginia – It’s all about the new adultsJune 22, 2020

ABW update for June 22, 2020 in Virginia: It’s all about the new adults

One Down……????? To GoJune 16, 2020

There is nothing easy about managing…..well anything in the mid-Atlantic, but even with all the information at your fingertips with websites and instant...

Annual bluegrass weevil season 2020: long period of adult activity and “express” larval developmentJune 3, 2020

Growing degree day (GDD) accumulation in Massachusetts and northern Connecticut had a quick start in early March and increased relatively rapidly up to...

Annual bluegrass weevil 2020June 2, 2020

We started to first see some annual bluegrass weevil (ABW) damage in northern Virginia and Maryland on May 22 to May 25.

Time to control all larval stages: ABW stages likely to be all over the placeMay 28, 2020

Yes, Steve McDonald is right: it is a mess! The crazy weather patterns must have the annual bluegrass weevils (ABWs) about as confused as you.

What a messMay 22, 2020

In my career, I thought I had heard every question possible from golf course superintendents until this week. I had a superintendent ask me if I thought...

It’s May in North Carolina and you know what that means…May 20, 2020

…it’s (typically) the busiest time for annual bluegrass weevil (ABW) and management in North Carolina. If ever you were going to pick a time to monitor...

Annual bluegrass weevil update for May 18, 2020 in Virginia – Peak larval time happening throughout VirginiaMay 19, 2020

The graphs below show the annual bluegrass weevil (ABW) adult (top graphs) and larval densities (bottom graphs) per square foot from the Federal Club...

Weevil Trak Blog for May 13th, 2020: Stuck in first (instar) gearMay 14, 2020

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...

Timing adulticides was a shot in the dark: better to rely on larvicides this springMay 5, 2020

At Pine Brook Golf Course, annual bluegrass weevil adult numbers determined by soaping have been low all spring (no higher than 0.67 per 1 ft.2 on the fairway).

Annual bluegrass weevil update for May 3, 2020 in Virginia – Small larvae are abundant in Roanoke and Blacksburg samples this weekMay 4, 2020

As of May 3, 2020, good degree days (GDD) are 365, 240 and 175 GDD, respectively, as you move up in elevation from Richmond, Roanoke to Blacksburg.

Scouting for adult weevils in western New YorkMay 4, 2020

It is Monday morning, May 4, 2020. My first blog ever. Most superintendents with whom I communicate state that they wanted to wait for their first adulticide...

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