Poinsettia growers reach whitefly tipping point

09-09-2021    13:17   |    Greenhouse Canada

It’s that time of year again where growers have to make a choice with their poinsettia, writes Dr. Sarah Jandricic of the Ontario Ministry of Agriculture, Food and Rural Affairs.

“Do you stay the course with natural enemies, or abandon your bio program and spray for whitefly?”

In her latest update on ONFloriculture.com, Jandricic share thoughts on how to determine whether biocontrols are working and how to test for pesticide efficacy ahead of time. | READ MORE

 

Source: Greenhouse Canada

 

Image courtesy of Onfloriculture

 


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