Q.Killing Tree Stumps and Roots
When drilling and using herbicides, is it best to cover holes or leave them open to the air?
Nikki
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on August 9, 2011
Just leave them. There's no need in covering the holes.
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rainman
Answered on August 12, 2011
when ive killed off tree stumps in the past ive drilled them and covered them with rock salt seemed to work very well .
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