The aim of this study was to determine the effects water extracts tarragon (Artemisia dracunculus L.) on feeding intensity, mortality, and weight gain selected pests, i.e., adult pea leaf weevils (Sitona lineatus L.), nymphs, wingless females black bean aphids (Aphis fabae Scop.), L2 L4 larvae Colorado potato beetle (Leptinotarsa decemlineata Say). In addition, effect voracity non-target organi...