Basswood/Linden – Trunk – Fungi

Diagnosis – Bashwood or Linden Problems on Trunk and BranchesUnusual Woody Growth on TrunkGanoderma RootHeart RotSapwood RotGanoderma Root Ganoderma root and butt rot or Ganoderma spp. Leaves are smaller in size and turn yellow earlier than normal Canopy appears thin with few leaves and multiple dead branches Fungal conks, a semicircle shelf fungi, can be found…

Basswood/Linden – Trunk – Unusual Color

Diagnosis – Bashwood or Linden Problems on Trunk and BranchesUnusual Colors in Trunk or BranchesBranch CankersLichensPerennial Nectria CankerSooty MoldBranch Cankers Branch cankers or Botryosphaeria obtusa and other fungi Leaves on random branches wilt, turn yellow then brown during the growing season Random dead branches seen throughout canopy Infected branches don’t leaf out in spring Cankers are…

Basswood/Linden – Leaves – Holes

Diagnosis – Bashwood or Linden Problems on LeavesHoles in LeavesCankerwormsCecropia CaterpillarsForest Tent CaterpillarJapanese BeetleLinden LooperPolyphemus CaterpillarsWhitemarked Tussock MothCankerworms Cankerworms or Alsophila pometaria (fall) and Paleacrita vernata (spring) Larvae chew between the major veins at first, eventually chewing everything except midveins Defoliation typically light to moderate, although it can be severe Smooth-bodied, light green to brown, 2 inches long…

Basswood/Linden – Leaves – Wilt

Diagnosis – Bashwood or Linden Problems on LeavesWilting LeavesBranch CankersDrought stressGanoderma RootStem Girdling RootsVerticillium wiltBranch Cankers Branch cankers or Botryosphaeria obtusa and other fungi Leaves on random branches wilt, turn yellow then brown during the growing season Random dead branches seen throughout canopy Infected branches don’t leaf out in spring Cankers are brown to black sunken…

Basswood/Linden – Leaves – Pale or Yellowish and Small

Diagnosis – Bashwood or Linden Problems on LeavesPale, Yellowish and SmallGanoderma RootStem Girdling RootsVerticillium WiltGanoderma Root Ganoderma root and butt rot or Ganoderma spp. Leaves are smaller in size and turn yellow earlier than normal Canopy appears thin with few leaves and multiple dead branches Fungal conks, a semicircle shelf fungi, can be found from the…