Yes, Bonide Poison Ivy and Brush Killer could potentially harm desirable ornamentals if they are sprayed. It is recommended that you spray when the air is calm to avoid the product drifting.
Yes, Bonide Poison Ivy and Brush Killer BK-32 Concentrate can be mixed with a pesticide such as Permethrin or Bifen IT. Be sure to do a small tank mix test first to ensure that the two products mix well and there is no clumping or separating.
We do not recommend combining Permethrin and Bifenthrin for insect cotrol. For flea treatments, we would recommend one of them added to an inect growth regulator (IGR) such as Archer IGR. We recommend that you apply the Bonide Poison Ivy and Brush Killer BK-32 Concentrate separately or perform a jar test and test a small inconspicous area first.
Yes, Bonide Poison Ivy and Brush Killer is labeled to control Sumac. Please be sure to review the product label for more information and complete application instructions.