|I have a sumac growing out of the side of my house. It is growing from a hole between the brick. I need to kill the root because cutting it off just causes it to grow back. What can I put into that hole that would kill the root for good?
|Answer from NGA
October 30, 1999
|I believe an application, or possibly several applications, of an herbicide containing glyphosate following the instructions and dilution for woody brush (rather than ordinary weeds) should work, although it isprobably too late in the season now for it to be effective.
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