Cornerstone Plus Herbicide only contains glyphosate, which would kill sprayed weeds/plants/trees. It would have no effect on insects. You should avoid spraying inside the dripline of desirable trees to avoid any contact with roots as they could be injured if they absorb the product.
We recommend applying Cornerstone Plus Herbicide at least 24 hours before rain fall.
Cornerstone Plus Herbicide is a concentrate that is mixed with water and applied in a pressurized sprayer (hand pump, backpack, boom). The application rates vary from 2/3 fl oz per gallon to 13 fl oz per gallon depending on the percentage needed for your target weeds.
Please view the Rate Chart on teh bottom of page 6 on the product label.
Yes, areas treated with Cornerstone Plus Herbicide can be planted 21 to 30 days following the last application. Please review the full product label for more information and crops listed.
According to the Alfafa, Clover and other forage Legumes section on page 36 of the product label: Crops listed for treatment in this label may be planted into the treated area at any time, for other crops, wait 30 days between application of Cornerstone Plus Herbicide and planting.
Cornerstone Plus is safe for pets if used correctly. Keep people and pets out of the treatment area until the product has fully dried.
Cornerstone Plus Herbicide does not treat bamboo. You can Use Round Up QuickPro at the highest listed usage rate to help eliminate bamboo. You will be required to cut the bamboo down to a short stump and then apply Round Up QuickPro. It can take several applications to achieve the desired results.
