CHAFER BEETLE DAMAGE Female chafers lay 20-40 eggs over their lifespan. They are laid singly, 5–10 centimetres (2.0–3.9 in) deep in moist soil, and take 2 weeks to hatch. The grubs hatch by late July. In frost zones, the grubs feed until November, then move deeper into the soil. In frost-free areas, the larva will... Continue Reading →