"Clothianidin" I am sure that this seed treatment on conola seed is illigal in Canada. It was taken off the market three or four years ago. I grow canola and remember using this stuff, It was deadly to handle, very toxic, but excellent to control the very damaging flea beetle. There is a new treatment, Vitazex as a trade name,not as leathal, but holds a much shorter residual towards the flea beetle, two weeks. If it doesnt kill a flea beetle after two weeks, then I'm sure the bees are safe. After that the only option is a douse of insecticide. I'm going to look in my pesticide bookelt and conferm Ian :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: -- Visit www.honeybeeworld.com/BEE-L for rules, FAQ and other info --- ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::