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Welcome to the WeevilTrak℠ blog, offering you updates about annual bluegrass weevil (ABW) from industry leading researchers. This blog will provide you with timely ABW activity across the north east as well as advice on scouting and controlling them using the Optimum Control Strategy.

Latest Posts

Severe Weather in Early September and Mid-Atlantic Sites Enter Scout for Stage 7

Tropical storm/Hurricane Ida brought some of the heaviest rainfall totals I have ever seen in my career in a few just an hours to much of CT, western MD, NJ, NY, and central and eastern PA.

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ABW still causing some trouble in here and there central and northern New Jersey

Annual bluegrass weevils (ABW) are still rearing their heads here and there in New Jersey. The spottiness of ABW is pretty normal in summer, especially this late in the season.

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You must be happy it’s August - Not always!

August is always a very important and tough month for golf course care in the Mid-Atlantic and North East regions. A few of the major issues include: tired grass from heat stress, seasonal employees leaving which creates a void and labor challenges and then there’s insect and disease pressure.

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Very little ABW activity occurring in Blacksburg, Virginia – Mid August

There was a spike of new ABW adults in the first week of August at Blacksburg Country Club, but this apparently did not lead to any significant larval populations.

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Weevil Trak Blog for August 17: It Depends

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 when. My response at this time of the year is “it depends.”

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Northern North Carolina sites seeing the most ABW action

In areas historically hit hard by annual bluegrass weevil (ABW) activity and damage in North Carolina, June and July have been fairly quiet this year. But this has varied depending on location.

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ABW stages all over the place in central and northern New Jersey

With the warm weather we have had in the region, annual bluegrass weevil (ABW) stages and generations have continued to advance quickly.

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ABW larvae showing up in full force

After a quiet late June and early July, ABW larvae have shown up in full force in mid-to-late July 2021.

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Is it Weevil damage?

It has continued to be a relatively quiet annual bluegrass weevil (ABW) summer. But I received several calls earlier in the month from superintendents who suspected that they had some breakthroughs on tees and collars. It's critical at this time of the year to determine whether chlorosis or the early onset of a potential problem is due to insect feeding or something else.

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Mostly adult activity occurring in Virginia – early July

As of July 1, 2021, we are seeing only moderate-to-low ABW densities and detecting mostly adults at Blacksburg Country Club, but reproduction is most certainly occurring.

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