Hi-Yield Killzall Extended Control is labeled to be used around the base or in mulched beds of well-established (at least 6 months old) plants, shrubs, or trees on gravel areas. You should avoid spraying any exposed roots or parts of the trees and shrubs directly and avoid drift/overspray from contacting them.
Hi-Yield Killzall Extended Control is a non selective bareground herbicide that will kill and prevent weeds for 3-6 months and should not be applied around any desirable grasses, bushes, trees, shrubs, flowers, etc.
Per the product label, when spraying around the base of well-established (at least 6 months old) ornamental plants, shrubs, or trees, shield desirable plants from drift with a sheet of cardboard or plastic. Use caution to prevent application to green stems and leaves, damage can occur.
