Lilly Miller 100099398 Image Brush & Vine Killer Concentrate, 1 Qt Size: 1 quart Covers 4,000 sqft Active Ingredients: Triclopyr Kills blackberry, kudzu, poison oak, poison ivy, mesquite, sumac, scotch broom, horsetail rush plus many woody plants and deep-rooted perennial weeds It kills completely, above and below the ground, so stumps and roots won't regrow