Certis Biologicals Sil-MATRIX Organic Fungicide, Miticide, & Insecticide, 2.5 GallonsSil MATRIX provides a broad spectrum organic solution for the control of insects, diseases, and fungi Sil Matrix is a unique combination of both a preventive fungicide and a contact miticide insecticide. Sil Matrix controls mites and insects that it contacts, controlling their populations. It forms a physical barrier within the leaf cuticle that prevents penetration of fungal diseases. Sil Matrix prevents penetration of fungi and acts as a desiccant