Carri from Corona, Ca writes
Bio Advanced Complete Insect Killer For Soil & Turf Concentrate is not labeled for or recommended to treat for iris borers.
This can be a difficult pest to control on infested plants, so the best prevention is good sanitation and elimination of infested plants. You can use Neem Oil to treat plants before egg hatch of Iris Borer. This article has more information about this common pest.
Answer last updated on: 01/07/2021