Home Residential Parks and Trees Forestry Operations Invasive Bugs Invasive Bugs Image Spongy Moth Image Tent Caterpillar Image Emerald Ash Borer Image Asian Long-Horned Beetle Image Boxelder Bug Image Diplodia Image Japanese Beetle Image Yellow-Headed Sawfly Image European Firebug Image Aphids Report an Issue with Wasp or Hornet Nests Related Links Leaf and Yard Waste Tree By-laws Tree Planting Tree Pruning and Inspection Tree Removal and Protection