Respected and reliable stem injector used by professionals for controlling invasive weeds, especially Japanese knotweed (JKW) and Giant Hogweed Precision engineered for injecting a concentrated dose of herbicide, containing glyphosate e.g. Roundup ProActive or Roundup Provantage directly into the hollow plant stem, e.g. Japanese Knotweed (Fallopia Japonica). Industry respected & successful in controlling JKW, the StemMaster can also be used to control giant hogweed (Heracleum Mantegazzanium) and Himalayan balsam (Impatiens Glandulifera). The Nomix StemMaster comes from a renowned company specialising in weed control equipment and products, such as the Nomix TDC and Nomix Dual Key benefits of the Nomix StemMaster Hand operated, easy to use, lightweight design Safe and effective with no loss of product to the environment Adjustable metered dose: 0.1 to 2 ml/shot Ideal for use close to sensitive areas such as watercourses Straight forward to clean and maintain Chemical resistant seals Easy to fill & clean Fill-level easily visible on top of the applicator. Simply unscrew and refill in a suitable location.Fully serviceable Nomix offer a comprehensive technical backup for their products, including fault diagnosis and StemMaster service when required, including full strip down and seal replacement