In article ,
Bill who putters wrote:

Got two cans going on about 10 years. Kills all sorts if you have too.

http://www.ghorganics.com/XClude1600.html

Posted this info elsewhere and thought you may wonder why.

Perhaps a universal antidote ?

http://www.thesecretofkells.com/

--
Billl Garden in shade zone 5 S Jersey USA