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Now Showing: Posts by Dr. Ben McGraw 42 Posts

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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...

Where has all the damage come from?August 24, 2016

In my last Weevil Trak blog ( "Where have all the weevils gone?" ), I lamented on the fact that I might be out of a job since we had come to the end of...

Where Have all the Weevils Gone?July 26, 2016

The 2016 ABW season was (and still possibly is) lined up to be a very challenging year, especially with the earlier-than-normal start to the season, a...

The problem with pupae….June 21, 2016

This spring was unusual, though as we approach July, ABW stages appear to be more in-line with previous years. We will have completed Generation 1 by...

Buckle UpMay 24, 2016

2016 is shaping up to be the inverse of 2015. The hot and dry conditions in May 2015 accelerated the development of larvae, and larvicide applications...

Even in Stage 1, Waiting can be your Best BetApril 25, 2016

All three of the sites that our lab monitors for WeevilTrak advanced to Stage 1 (Apply Adulticides) during the last week (April 18-22). These areas include...

Practicing PatienceMarch 23, 2016

We are hurtling toward the start of ABW season in central and western Pennsylvania. This has been a bizarre season so far, but we have come to expect...

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