St. Gabriel Organics Natural Mosquito & Tick Control Tank sprayer is a pump and go tank sprayer that can treat 500 square feet for mosquitoes, ticks, gnats, and fleas. This all-natural product not only kills on contact, but repels as well. It can even kill larvae in standing water. This geraniol, peppermint, and cinnamon oil based mosquito and tick repellent is safe to use on or around grass, mulch beds, shrubbery, ornamentals, trees, around pools, patios, and wells, and is safe around children and pets. Simply spray all over the area you need control and one application can be effective for two weeks.