Stephane from East Longmeadow, Ma writes
We would not recommend tank mixing Southern AG Insecticides Liquid Copper Fungicide with Monterey Horticultural Oil or Fertilome Triple Action Plus with 70% Neem Oil, none of these products are labeled to be tank mixed. Fertilome Triple Action Plus with Neem Oil also contains fungicide properties.
Answer last updated on: 02/22/2016