Doesn't irritate skin or produce a foul odor when used

Tropical foliage

Although Hyvar X is an effective herbicide for many different weed pests

When in doubt

Mystic HC Features and Benefits

Precor IGR Concentrate Insecticide Fleas Doesn't irritate skin or produceHow Precor IGR Concentrate Insecticide Works Precor IGR Concentrate Insecticide contains methoprene, a chemical that's used in many different larvicides. It affects fleas at the larval stage and prevents them from reaching the pupal stage. The fleas die because they can no longer mature and reach adulthood. Precor isn't an adulticide and shouldn't be used to treat adult fleas. However, it can be combined with other insecticides to kill and to control