New Chemical Control Option for Thrips and Whitefly

Thrips-tabaci-female-1-1024x683A new pesticide is available  for greenhouse ornamental production in Canada that has shown potential for effective suppression of difficult-to-control thrips and whitefly species.

But to keep this new tool effective, growers will have to use this chemical wisely. Keep reading for  efficacy data on ornamental crops and best management practices for incorporating this chemical into your IPM toolbox.

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Christmas in July: tips for controlling whitefly in poinsettia. (Hint – start now!).

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Juvenile and adult Bemisia whitefly (Bemisia tabaci).  There are 2 biotypes of this pest (“B” and “Q”) which look identical; however, their response to chemicals is very different.

Poinsettias cuttings are here! Unfortunately, they will likely arrive with unwanted “presents” in tow.  This includes Bemisia whitefly, a pest that can be hard to control with natural enemies and can ALSO be resistant to pesticides.  So what’s a grower to do?  

By implementing some preventative measures RIGHT NOW, and understanding WHEN it’s appropriate to spray, you can help save yourself a lot of headaches later.

Continue reading “Christmas in July: tips for controlling whitefly in poinsettia. (Hint – start now!).”