Spectracide Bag-A-Bug Japanese Beetle Trap draws Japanese beetles into trap away from valuable ornamentals, flowers & shrubs. Traps beetles over a 5,000 square foot area, and lasts the entire beetle season. Helps to Protect Roses, Grapes, Fruit Trees and Vegetables. Use of the Japanese beetleâs natural sex attractant for trapping is an ideal method to aid in the control of the insect through its own natural biology. It provides a means compatible with the environment and also helps avoid the indiscriminate use of harmful chemicals. The natural sex attractant, when used together with a proven oral lure, can attract from two to five times as many beetles as the commonly available floral lure alone. Replacement Lure to be used the the Spectracide(R) Bag-A-Bug(R) Japanese Beetle Trap2.