Tree pests

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Tree pests

  1. 1. Creatures That Bug Our Trees John Anthony Magto Botany 202
  2. 2. Native to chinatransported to UnitedStates in infestedpacking material
  3. 3. Killed 20 million treesin Michigan, Ohio,and Indiana.Firewoodquarantines toprevent newinfestations
  4. 4. Spread to U.S. in 1870Oaks and Aspens aremost common hostsLarva defoliate treesSmall mammals andbirds are predators
  5. 5. Infest ponderosa andCoulter pine treesMainly Western satesTrees lossconsidered normalecologic process
  6. 6.  Photosinformation courtesy of the USDA Forest Service  Forestry.about.com

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