The Mediterranean flour moth is a pest within the residence and in food-processing crops resembling feed mills. Also called a mill moth, it infests such gadgets as flour, nuts, chocolate, beans and dried fruits.
Adults have a wingspan of about 1 inch. The entrance wings are pale grey, with wavy black strains operating throughout them. The hind wings are a grimy white. It may be distinguished from the Angoumois grain moth (Sitotroga cerealella) as a result of its hind wings are rounded on the tip, not pointed.
The Mediterranean flour moth is most simply acknowledged by its attribute pose when resting. The entrance of the physique is raised, giving the wings a definite downward slope. The tip of the stomach protrudes up between the wings. Not one of the different home moths have this attribute pose.
Females lay their eggs in accumulations of flour or different milled merchandise. The larvae hatch in just a few days, and when mature, they measure about 0.5 inch lengthy. They’re white to pink, with just a few small black spots on every physique phase, from which the physique hairs come up.
The larvae spin silken threads as they transfer about. These threads fasten particles collectively in a dense mat that’s attribute of this insect. Larvae usually are discovered away from the infested product, searching for a crack or crevice by which to pupate.
Different scavenger species intently associated to the Mediterranean flour moth embrace the tobacco moth (E. elutella), the almond moth (Cadra cautella), and the raisin moth (C. figulilella). All are discovered all through america, and are related in look and biology. In addition they could also be present in related habitats feeding on related saved merchandise. Nevertheless, the tobacco moth is a critical pest of tobacco and isn’t usually present in properties. The raisin moth prefers dried fruits and infrequently infests these fruits open air whereas they’re drying. Lastly, the almond moth prefers nuts and dried fruits, and is primarily a warehouse pest.
Supply: Truman’s Scientific Information to Pest Administration Operations, Seventh Version, obtainable for buy at MyPMP.internet/store.