The Industry Standard for Individual Plant Treatments. Garlon® 4 Ultra herbicide is the industry standard for basal cut-stump, basal bark and dormant-stem treatments, delivering excellent broad-spectrum control of woody plants even after other products call it quits for the season. Garlon® 4 Ultra herbicide features a patented, nonpetroleum-based, plant-derived seed oil solvent that helps reduce environmental impact.
Garlon 4 Ultra demonstrates increased efficacy on multiple woody species, including mesquite, sweetgum and Scotch broom compared with other formulations of triclopyr ester. Garlon 4 Ultra has an increased application window that allows crews to work year-round, including the dormant season.