Try the bigger size brown crickets. Your White's can handle them. The crickets need to be the staple of the diet, but get mealworms to feed them a couple times a week. You don't want to feed as many mealworms, because they are harder to digest. You can try waxworms too, but not too often. I have two White's, and one eats waxworms and the other is disgusted by them. I have heard other people say that likewise their White's refuse waxworms.