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Now Showing: Posts by Dr. Ben McGraw 48 Posts

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WeevilTrak update March 19, 2020March 19, 2020

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...

Summer damage and Stage 6August 5, 2019

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

Keep on holding off….for nowJuly 1, 2019

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

1st generation complete?June 17, 2019

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...

Ference considerations for Stage 3 applications in western and central PennsylvaniaMay 15, 2019

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...

Almost there for western PennsylvaniaApril 16, 2019

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

2019 WeevilTrak Season in PennsylvaniaMarch 25, 2019

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...

Hot and dry in Pennsylvania; ABW in KentuckyJuly 16, 2018

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

WeevilTrak Update from the Mid-AtlanticJune 19, 2018

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...

Start building an arkMay 23, 2018

We are rapidly advancing through the first generation in Pennsylvania. Each week seems to bring a new WeevilTrak stage—and a ton of rain. Today is May...

That escalated quicklyMay 7, 2018

The bizarre weather year continues for Pennsylvania. Last week alone (April 30 to May 4) saw our ABW population shift into a higher gear.

Season openerApril 24, 2018

We are nearing the end of April and are currently running about 100 growing degree days (GDD) behind where we were in 2017 in central and western Pennsylvania...

Let’s go alreadyMarch 26, 2018

The Turfgrass Entomology Laboratory at Penn State is looking forward to another WeevilTrak season…..whenever that may be. The recent snowfall generated...

Second generation larval damage on the way?July 24, 2017

If I were to rank this season among previous ABW seasons, I would say that this has been one of the easier years. I have really struggled to find weevils...

Is the worst over?June 19, 2017

We are nearing the end of the 1st generation larvae in many locations between Ohio and central Pennsylvania. ABW damage was very apparent during the...

Central PA to OH: The final push for Generation 1May 17, 2017

It has been a month since my last blog post. At that time, adulticide applications were being made in western Pennsylvania, and central Pennsylvania and...

Its “Go Time” for Western Pennsylvania; Further scouting for the central regionApril 17, 2017

Significant adult movement was detected in Pittsburgh last Monday (April 10th). The most amount of adults were collected from edges of fairways, but...

Weevil season underway in western PennsylvaniaMarch 28, 2017

Weevil season is officially underway in western Pennsylvania. Yesterday, (Monday March 27th) I was in the Pittsburgh area to check out the adult movement...

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