Pentra-Bark penetrating surfactant will take water soluble insecticide, fungicide, plant growth regulators or fertilizer into the vascular system of the tree for translocation into foliage or roots. It eliminates the need to spray foliage, soil drench, bark inject or pressure inject into soil.

Benefits of using Pentra-Bark

  • Time to treat a tree is considerably shorter with Pentra-Bark.
  • Safety concerns are considerably lessened with application only to tree trunk.
SKU: P1003 Category:


  • Has been successfully used in midwest in 2007 with Safari for Emerald Ash Borer adult control.
  • Recent university test on control of scale in upper parts of tree only from trunk application.
  • Recent university test on movement of plant growth regulator into fruit trees to induce branching.
  • Only product registered in California with Agri-Fos fungicide for Sudden Oak Death caused by Phytophthora ramorum.
  • Patent pending