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Dan from 53402 writes

How much RoundUp QuikPro do I use as a broadcast on a hillside of knotweed?

I'd like to it to penetrate the roots.


To control annual weeds such as knotweed, you would use 1.2 ounces of RoundUp QuikPro per gallon of water.

Answer last updated on: 06/21/2017

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