Parafine Horticultural Oil - 1 Gallon $29.95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Description PARAFINE HORTICULTURAL OIL For use on woody ornamentals, citrus, apples, and palm trees to control whiteflies, scale, mealybugs and other listed insects. Rate of use: Non-dormant uses: 1-3 tablespoons per gallon of water Dormant uses: 4-8 tablespoons per gallon of water Most other uses: 3 tablespoons per gallon of water Active ingredient: Paraffinic oil: 98.00% (Unsulfonated residue not less than 92%) Product Label