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market-farming - Re: DE for harlequin bugs

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Subject: Market Farming

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  • From: Chris Sawyer <css AT ioa.com>
  • To: Market Farming <market-farming AT franklin.oit.unc.edu>
  • Subject: Re: DE for harlequin bugs
  • Date: Fri, 24 May 2002 07:17:11 -0500

DE is non selective also. It too will kill the beneficials, but in my opinion it is easier to do spot treatments with it. I use the water soluble kind and spray with a gasoline backpack sprayer which gets all surfaces fast. It is rather slow acting at least on my flea beetle problem.


Chris

Nan Johnson wrote:

I too am loathe to use pyrethrins or rotenone since they kill beneficials, but literature says they break down fairly quickly - true? 



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