Friday, March 16, 2012

Poa control product receives EPA approval

News out of Arysta LifeScience -- the company has received EPA approval for their Xonerate herbicide that controls Poa annua.


I met with Doug Houseworth, Ph.D., and Michael Maravich of Arysta LifeScience during the Golf Industry Show, and they were excited about this product. The company has tested the product at numerous universities, and they've seen impressive results on what many consider the peskiest weed in turf.


We'll look more into this as news of the product comes down the pike. For now, here is the press release Arysta just issued this morning on Xonerate:

Arysta LifeScience North America announced today that Xonerate Herbicide (active ingredient: Amicarbazone) has received federal approval from the Environmental Protection Agency (EPA) for use on turf grasses providing control of Poa annua.

Poa annua is one of the most troublesome winter-annual grassy weeds on golf courses that is most difficult to control in creeping bentgrass. Each plant produces between 1,000 to 2,250 seeds in a season that can easily spread from equipment, human or animal contact.

Xonerate contains the active ingredient Amicarbazone in a water-dispersible granule formulation. Xonerate is absorbed by leaves and roots for systemic control of Poa annua and inhibits photosynthesis in sensitive plants by interfering with normal electron transport. Poa annua initially loses its color, then turns brown. Turfgrass managers will see control of Poa annua over a three- to four-week period.

“Numerous university and co-operator field trials have been conducted over the past five years,” says Doug Houseworth, Ph.D., turf and ornamental technical manager for Arysta LifeScience. “The trials looked at Xonerate in diverse geographic areas, under a wide range of climatic and turfgrass conditions, and the results were beyond our expectations. The trials found Xonerate to be 90 percent effective in controlling Poa annua – more than any product currently on the market.”

“Xonerate is proving to be an effective tool for golf course superintendents and the elimination of Poa annua,” says Michael Maravich, Turf & Ornamental marketing and product manager for Arysta LifeScience. “Over time, superintendents may see a cost and time savings with Xonerate, since it provides greater application flexibility resulting in reduced labor from less frequent mowings, and reduced use of fungicides, insecticides and plant growth regulators.”

To learn more about Xonerate and Arysta LifeScience, please call 866-761-9397 or go to www.arystalifescience.us.


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