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fortyonenorth · March 16, 2012

BT is only effective on caterpillars. It's effective to combat horn worms, cabbage loopers, etc. Vine borers, cucumber beetles and the like will not be affected by it. Unfortunately, they require heavy artillery - at least in my experience.

March 16, 2012	#3
fortyonenorth Tomatovillian™ Join Date: Jan 2010 Location: NW Indiana Posts: 1,150	BT is only effective on caterpillars. It's effective to combat horn worms, cabbage loopers, etc. Vine borers, cucumber beetles and the like will not be affected by it. Unfortunately, they require heavy artillery - at least in my experience.