Claire from Rio Rico, Az writes
We live in the high Sonoran desert of AZ. The weeds overtake us with the monsoon rains.
You could use Gly Pho-Sel Pro 41% with Surfactant to kill any and all weeds and grasses that might come up through the rocks. You can spray it as often as needed to get the control you need.
Answer last updated on: 06/20/2017