Would like a recipe for a good insect killer.
Tried several recipes last year, but couldn't,t get rid of white flies!
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What are the white flies on? Inside or outside plants?
The best advice I've found is...
http://www.getridofthings.com/pests/flies/get-rid-of-whiteflies/
"Each of the whitefly’s four developmental stages is resistant to different tactics."
Safer's Insecticidal Soap is one of the recommended methods of getting rid of whiteflies, but there are others explained on this helpful website.
very nice and effective advice MANY THANKS