Target Pest: Two Spotted Spider Mites, Broad Mites, Rust Mites, Cyclamen Mites and Russet Mites. Release Rates: 5 to 10 mites per sq. ft. Release bi-weekly as needed. Due to high demand for spider mite predators, we have listened to our customer feedback and researched the best spider mite control options to develop the ultimate pest eliminator. Our "Special Blend" consists of a custom blend of predatory mite species and is the perfect solution for all growing conditions. Normally consist of an assortment of the following; P.persimilis, N.californicus, A.cucumeris, A.swirskii. Subject to availability. This blend takes the guess work out of which mite should be used in your garden, green house, or grow room. These mites can tolerate temperatures up to 95 degrees.