The Pherocon lC trap baited with a rubber septum impregnated with 2.5 mg pheromone captured the greatest number ofPlatynota flavedanaClemens moths. Traps hung at 2.1 and 3.0 m captured the greatest number ofP. flavedana. Trap heights of 1.2, 2.1, and 3.0 m caught the greatest number ofP. idaeusalis(Walker) moths. The outsidethe-canopy trap position captured moreP. flavedanamoths, whereas the within-canopy trap location caught the greatest number ofP. idaeusalismoths. Traps placed in the west portion of the tree captured the greatest number ofP. flavedanamoths.P. idaeusalismoth catches were not influenced by compass quadrants.