Christmas tree (Pine)-Black pineleaf scale

Nuculaspis californica

Management-chemical control

  • azadirachtin (AzaDirect and others)-Some formulations are OMRI-listed for organic production.
  • bifenthrin (OnyxPro, Sniper and others) (Group 3A)-Restricted use pesticide. Some products not registered for use in Washington.
  • buprofezin (Talus and others) (Group 16)
  • dinotefuran (Safari 20 SG) (Group 4A)
  • horticultural oil/soap (M-Pede and others)-Test for phytotoxicity for any new oil product prior to widespread use. Some formulations are OMRI-listed for organic production.
  • spirotetramat (Movento) (Group 23)
  • sulfoxaflor (Transform WG) (Group 4C)-Crawler stage application.