Brush Killer Stump Killer from ferti-lome is made to combat stump and vine regrowth after cutting. Simply brush it on! It's also effective as a spray to control unwanted brush and weeds around homes, trails, fences, walkways and other non-crop areas. Controls a wide number of plants, including douglas fir, elm, sumac, honeysuckle, poison ivy, poison oak, Virginia creeper, bindweed, clover, dandelion, henbit, ragweed, spurge, and wild violet. Application rate: Foliage spray: 8-16 tablespoons per gallon to 500 sq. ft. Stump treatment: Apply undiluted product with a paint brush to completely cover the fresh cut surface. Vine control: Cut the vine first and treat as directed for stump treatment. Always read and follow label directions. Active ingredient: Triclopyr. 16 oz. bottle.