Green Lacewing Adults (Pre-Fed) - 500 (2 x 250)Build A Beneficial Insect Population & Maintain A Healthy Garden! Adult Green Lacewings (Chrysoperla rufilabris) are beneficial in establishing a standing population for continued control of pests or for improved pollination. Since lacewing larvae are the predatory stage, introduce adults early in the growing season prior to when garden pest control is needed. Each female adult lacewing lays around 200 eggs in a lifetime. Preferred Food: Adult green