KILL-A-MITE Is used as a foliar spray or can be used as a media drench to kill Fungus Gnats Sciarid Fly Spider MitesWill kill fungus gnats or Sciarid fly larvae in root zone. KILL-A-MITE is a concentrate and requires only 1 ml to a litre of water. 100ml bottle of KILL-A-MITE will make 100 litres of Terminator spray. Best used twice with an initial spray then followed by a second spray seven days later to ensure any eggs hatched are killed also. KILL-A-MITE is effective in all types of hydroponic systems as well as in soil, compost and coco fibre. Read directions for use thoroughly.