See this pattern on leaves? It could be an invasive insect :

Have you noticed a certain zigzag pattern on some leaves in your yard?

Related Keywords

Maryland , United States , Ohio , Vermont , Canada , Massachusetts , North Carolina State University , North Carolina , Pennsylvania , Virginia , Quebec , Delaware , New York , America , Brian Heath , Tom Macy , Carolina Forest Service , Forest Health Program , Ohio Division Of Natural Resources , Us Department Of Agriculture Forest Service , Carolina State University , Forest Service Northern Research Station , Franklin County , Health Program Manager Tom Macy , Ohio Division , Natural Resources , North America , North Carolina Forest Service , Kelly Oten , Elm Trees , Anager Tom Macy , Nsect Larva , Elm Tree , Forest Service ,