Stem injection is a method of applying herbicide to hollow stemmed plants, usually invasive species such as Japanese Knotweed or Giant Hogweed.
Experienced instructors use a blend of theory and practical session to show how to prepare, set up and use the stem injection equipment safely and effectively. Learners are also taught key decontamination and storage techniques.
The course covers, then assesses the learner’s knowledge, understanding and competence in;
- Legal requirements
- The basics of Stem Injection application
- Hygiene and Personal Protective Equipment
- The working principles of a Stem Injector
- Preparation of the Stem Injector for work
- Needles
- Calibrating a Stem Injector
- Application in or near water
- Mixing, filling and site work
- Decontamination and storage
We can deliver this course through Lantra or City & Guilds NPTC PA6INJ.

