Neem and Pyrethrins works great and is all natural. You'll need to spray the undersides of chiles, works on tomatoes, etc. << Never having a White fly outbreak before, wasn't sure about prevention. Will check plants on return to work Mon. & if I have more problems, will give your solution a try. Have nursery near work for supplies. >> Mary-Anne, List Owner USDA Zone 9b, Sunset Zone 14/15 mailto:TomatoMania-subscribe@YahooGroups.com <A HREF=" mailto:TomatoMania-subscribe@YahooGroups.com ">AOL Click Here</A> "Who plants the seed beneath the sod, and waits to see, believes in God."