Nema-Jet, the easiest way to apply any of BioLogic's sprayable nematodes! Great for use with any of BioLogic's sprayable nematodes. Mix any of BioLogic's sprayable nematodes with 1 cup of water for every 10 million nematodes and then apply with the Nema-Jet sprayer. Nema-Jet is the easiest way to naturally control insects like fungus gnats, fleas, grubs and many more. The Nema-Jet sprayer ensures nematodes are applied with the correct amount of water which protects the nematodes and increases effectiveness.