Capsanem contains 50 million Steinernema carpocapsae per box and is formulated for use in the biological control of various insect pests in both protected and outdoor crops. It is highly effective across a wide temperature range and can also be applied as a foliar treatment.

Some of the pests that Capsanem can control include caterpillars, such as the tomato leaf miner moth, European pepper moth, and box tree moth, as well as armyworms, cotton bollworms, corn earworms, and cutworms. 

It is also effective against beetle larvae, fly larvae, bugs, and mole crickets, including the Colorado potato beetle, flatheaded root borer, shore flies, crane flies, tomato bug, sycamore lace bug, European mole cricket, and American mole crickets.