Here is a website to check out the delisted pesticides in Ontario. The ban takes effect on Earth Day April 22/2009.

http://www.ene.gov.on.ca/en/land/pesticides/class-pesticides.php

Day +5 mostly sunny Wind SSW14km/h P.O.P.0%
Night -8 mostly cloudy breezy Wind SW22km/h P.O.P.24%