WeevilTrak Blog | GreenCast | Syngenta
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: Syngenta Field Team

April Fooled…or Just a Test of Patience

One of the hardest decisions to make in turf management is the decision to do nothing. Many times this applies to what to do when turf is under the most stress during the summer months. In most cases in the mid-Atlantic, April is the part of the season when turf is just starting to show signs of vigor and there aren’t many dire moment...then comes the challenge of adult annual bluegrass weevil (ABW) control.

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A Tale of Two Seasons

Another season approaching, another Nor’easter in the forecast! This seems to have been the trend the past few weeks here in the mid-Atlantic and north through New England. It’s even somewhat of a parallel to the “Spring” of 2017. Lately it seems like we just start to get in a rhythm, and we need to put everything on hold to shovel more snow!

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Mid-Atlantic Report: Shifting Focus

We've reached the point in the season in the mid-Atlantic when we tend to see more of the damage associated with annual bluegrass weevil larvae feeding shift from poa annua to creeping bentgrass.

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Calm Before the Storm – Mid-Atlantic Update

As we lead into the unofficial start of summer here in the Mid-Atlantic, we are now having the occasional cool/cold day mixed in amongst predominately warmer days. As expected, that won't last long and we are set for a ramp up into the low-mid 90's over the weekend and into next week. After a fast start, what has been otherwise dragging out with regard to ABW development will likely be put into high gear next week.

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Full Speed Ahead in Mid-Atlantic

We have now officially pulled up the anchor in Northern Virginia and Maryland and ABW populations are running at full speed. We've accumulated over 200 GDD in short bursts since April 1st , alone.

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Stage Notifications on the Way

As we move out of the stop and go temperatures of early spring, many sites will be seeing annual bluegrass weevil (ABW) activity increase and will be advancing to Scout for Stage 1 or Stage 1 of WeevilTrak™ shortly, if they haven't already. In anticipation of these changes, I want to briefly describe the differences in the notifications WeevilTrak subscribers will see in your inbox.

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Turning Point

WeevilTrak 2017 is officially "open for business." Although it stirs discussion, it should really come as no surprise to anyone in the mid-Atlantic that the weather has been anything except consistent.

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Open Season in the Mid-Atlantic

ABW adult activity has certainly been anything but predictable so far this season, but that shouldn't come as any surprise to any superintendent in the mid-Atlantic region, particularly those who have battled this pest in the past.

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Here We Go Again

With a relatively mild winter, smattered with a few cold streaks and the unseasonably warm trend we've experienced through March thus far, a lot of folks are already gearing up for an early crawl.

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ABW Round 2 – The Next Generation

From initial crawl out of overwintering sites in late March, through the end of May and even into the early part of June, Annual Bluegrass Weevil (ABW) activity in the Mid-Atlantic (specifically Northern Virginia - Baltimore) could be described as somewhat of an accordion effect.

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