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Now Showing: Posts by Dr. Ben McGraw 55 Posts

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Be on alert for Labor Day damageAugust 21, 2023

As we approach Labor Day, I would like to remind turfgrass managers in western PA and OH that this is when we often observe small flare-ups with 3rd generation larvae.

Minor annual bluegrass weevil damage in Pennsylvania with increased potential for population persistenceJuly 14, 2023

We are pleased to share that the damage caused by ABW has remained relatively minor in the region. However, steady rainfall patterns may contribute to...

WeevilTrak blog: June 19, 2023June 19, 2023

The first annual bluegrass weevil (ABW) generation has largely concluded on most of our monitoring sites.

Are you getting antsy to pull the trigger on Stage 3?May 15, 2023

A little bit of patience is needed before pulling the trigger on Stage 3, but things could develop quickly. Here are three things I'm looking out for.

Back with a vengeance?April 6, 2023

2022 was one of — if not the — lightest ABW years that I can remember.

ABW blog for March 21, 2023March 21, 2023

Apart from collecting your own site-specific population data (which may not be practical for all operations), the WeevilTrak blog is the best resource...

Not so fastSeptember 6, 2022

We are now experiencing some spotty ABW damage in central Ohio and western Pennsylvania after an incredibly quiet summer stretch.

WeevilTrak Update: August 2August 2, 2022

ABW issues remain quiet on most of our sites – which I think is a testament to diligent scouting and timely (and effective) controls.

WeevilTrak Update: July 2July 5, 2022

It has been relatively quiet on the ABW front since mid-June. The way I see it, the options are to either: (1) do nothing, or (2) make spot treatments...

WeevilTrak Update: June 16June 16, 2022

I would recommend actively scouting for adults over the next two to three weeks. This stage is by far the most apparent stage and can provide valuable...

WeevilTrak Update: May 12May 13, 2022

Stage 2 has been triggered at all of the sites under our watch, except for our Elmhurst Country Club (located in the coldest part of northeastern Pennsylvania).

Just a little patienceApril 12, 2022

Weevils remain elusive in western and central Pennsylvania largely in part to the extended cold weather. So, please be patient and keep scouting!

March MadnessMarch 21, 2022

The turf is beginning to wake up and annual bluegrass weevil activity will be close behind.

Weevil Trak Blog for August 17: It DependsAugust 17, 2021

All of the sites in our region were advanced into “Scout for Stage 6.” The next couple of days people called me to ask what they should be applying and...

Is it Weevil damage?July 15, 2021

It has continued to be a relatively quiet annual bluegrass weevil (ABW) summer. But I received several calls earlier in the month from superintendents...

No matter the pressure, stay vigilantJune 24, 2021

It has been some time since my last blog, which usually means lots of things have been happening in the lab and field. Although our lab has been extremely...

Its finally heating up!May 17, 2021

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

WeevilTrak Update: April 18April 19, 2021

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...

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