Farmers should be aware that Black Bugs can destroy their crops. They staggered planting of the rice crop and excessive nitrogen favors the buildup of the pest. Presence of alternate breeding site favors population increase during non-rice periods. The newly emerged adult is white and tinged with green and pink. Mature adults are shiny dark brown or black. Different nymphal instars vary in size. They are brown or yellow with black spots on the body. They have rounded eggs, which are greenish or pinkish.