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Old 15-02-2012, 03:34 AM posted to sci.bio.botany
Peter Jason Peter Jason is offline
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First recorded activity by GardenBanter: Nov 2006
Posts: 72
Default Poisoning trees?

To kill a large plane tree is it sufficient to drill a 1" downward
sloping hole in its truck and fill this with copper sulfate?

Will the copper sulfate therefore be circulated thought the tree?