WeevilTrak Blog | GreenCast | Syngenta

You must subscribe to WeevilTrak to read updates from our researchers on the WeevilTrak Blog. Please register or login to GreenCast to continue reading.

Latest Posts

If scouting reveals high ABW larval densities, time for larvicides to control the first summer generation of ABW

In central and northern New Jersey, scouting for larvae of the first annual bluegrass weevil summer generation should have already started and any necessary larvicide applications are impending. ABW populations currently consist of all stages from spring generation adults through large larvae of the first summer generation.

Read More


July 11 update ABW Activity in Virginia

As of the first week of July, annual bluegrass weevil populations were predominately in the large larvae, pupae, and new adult stages at two of the three Virginia golf courses sampled.

Read More


Ding! Ding! Round Two

In my visits to golf courses, populations of annual bluegrass weevils are asynchronous and have been since early June. Warmer temperatures speed up insect development and decrease the turf’s tolerance to feeding from insect pests.

Read More


Keep on holding off….for now

Currently, we are in a holding pattern in central Pennsylvania with a larvicide application. We are still seeing the occasional fourth and fifth instars, pupae from the first generation in our untreated fairways at the Country Club of Harrisburg. The most abundant stage we are seeing are newly-formed first generation adults

Read More


June 18 ABW update from Virginia

Adult annual bluegrass weevil activity increased significantly over the past two weeks on greens and in soap flushes at two of the three Virginia golf courses sampled. Dr. Tom Kuhar provides an update.

Read More


1st generation complete?

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 a significant amount of larvae still present despite much of the populations in these areas advancing into or beyond pupae and teneral adults.

Read More


In central and northern New Jersey ABW Spring generation close to complete

In central and northern New Jersey, it is about time to start scouting for the adults of the annual bluegrass weevil (ABW) spring generation. Populations are primarily around the pupal stage right now, but an increasing number of new still reddish adults are starting to show up.

Read More


High numbers, damage and now more adults

Steve McDonald shares an update on ABW damage that he's seeing in the Mid-Atlantic region.

Read More


ABW: The Next Generation

The busiest time of the year for ABW has officially started. Sites in both the northern and southern areas if North Carolina have started showing moderate damage in the last few weeks.

Read More


ABW activity in Virginia – June 4, 2019

Dr. Tom Kuhar gives an update on ABW activity heating up in Virginia

Read More


Blog Search

Follow us on Twitter @SyngentaTurf and join the conversation with #WeevilTrak.

Syngenta understands the key to successful control of ABW is through partnering with industry researchers and experts to recommend the best products at the right time for season-long results. Sign up for WeevilTrak receive updates in your inbox. Sign in for instant access to current and past blogs.

Acelepryn and Ference are Not for Sale, Sale Into, Distribution and/or Use in Nassau, Suffolk, Kings and Queens Counties of New York State.

©2019 Syngenta. Always read and follow label instructions. Some products may not be registered for sale or use in all states or counties. Please check with your state or local Extension Service to ensure registration status. Scimitar GC is a Restricted Use Pesticide. Acelepryn®, Ference®, Provaunt® and Scimitar® are trademarks of a Syngenta Group Company.

(This site has attempted to provide the most accurate, timely information possible on this site. The descriptions, pictures and other representations of products and treatment recommendations on this micro-site may contain inaccuracies and errors. The site owner does not make any warranty or representation with respect to the accuracy or completeness of any such information, and all users of this site should consult their own specialists regarding application decisions and timing.)