Locusts Large (Schistocerca gregaria) Locusts must be kept in a warm dry enclosure, with humidity at a minimum. Damp or cool conditions can cause the Locusts to lose their colour and eventually may even die. Locust that have been travelling overnight, by courier or postal service will need to be transferred on arrival, use a larger box or tank with a tight-fitting well ventilated lid. The Locust should be stored at a temperature of 25-30oC (80-85oF). Locusts need Perching areas these can be provided for the Locusts in the form of cardboard egg cartons. This will also to reduce stress of the Locusts which will reduce cannibalism. A small saucer of bran or progrub can also be placed in with the Locusts. Fresh cabbage leaves should be provided daily for the Locusts, ensure that any cabbage is washed and that any pesticide trace is very low. Feed the Locusts daily, any uneaten old leaves should be removed from the Locust habitat.