EZ-Ject Herbicide Lance, from our sister company, kills trees and thins stands with no heavy equipment hassles. EZ-Ject Diamondback Herbicide Shells active ingredient is Imazapyr and controls Alder, Ash, Quaking Aspen, Bigleaf Maple, Birch, Black Cherry, Cascara, Ceanothus, Chamise, Cherry, Cottonwood, Dogwood, Douglas Fir, Elderberry, Elm, Eucalyptus, Hackberry, Hawthorn, Hazel, Hemlock, Hickory, Honey Locust, Lodgepole Pine, Madron, Manzanita, Maple, Mountain Maple, Oak, Persimmon, Pin Cherry, Poison Ivy, Poison Oak, Ponderosa Pine, Poplar, Yellow Poplar, Redbud, Sagebrush, Sassafras, Sourwood, Sumac, Sweetgum, Tan Oak, Vine Maple, Waxmyrtle, Western Red Cedar and Willow. For more information, click here.