Weed removal ready to use

Weed Killers for Tough Weeds Some weeds are more stubborn than others and require stronger herbicides. Triclopyr is a potent herbicide used to control woody plants, brush, and broadleaf weeds. Garlon 4 and Garlon Tree Killer are examples of triclopyr-based products that are effective in controlling invasive trees and brush in areas like forests, pastures, and non-crop areas.