The 2-Liter Tree Defend® kit is set up for trees up to 26" in diameter and is ideal for doing larger volume injections (or multiple, consecutive trees). It includes a 2-liter reservoir with air pump and pressure gauge, (12) valves and injector tubes, and a dual outlet. To expand for a larger tree, purchase our Extra Tubing Section.


  • 1 (2 Liter) Pump Bottle

    1 Built-in Pressure Gauge

    1 Built-in Air Pump

    4 Manifolds 

    12 Valve Assemblies

    12 Injection tubes

    Flexible Tubing

    1 Drill Bit

    1 Spare Injection Tube

    1 Bottle Stake

For More Information on Tree Defend Injectors
james scarlata,
Forest Ecologist & Consulting Arborist
(231) 887-0023

© 2019 James Scarlata Consulting Forester | Tree Defend® 2019 Patent Pending