Forest Wisdom issue 13

• Proactive Coevolution: Staying Ahead of Invasive Species in the Face of Climate Change and Uncertainty – Dave Ellum
• Wolves in Sheep’s Clothing: Outbreaks of Previously Obscure Native Forest Insects – John Riggins and Andrew Londo

Invasive Plants and Animals mentioned in Forest Wisdom 13

• Autumn olive (Elaeagnus umbellata)
• Burning bush (Euonymus atropurpureus)
• Common / European buckthorn (Rhamnus cathartica)
• Garlic mustard (Alliaria petiolata)
• Glossy buckthorn (Rhamnus frangula)
• Japanese barberry (Berberis thunbergii)
• Japanese stiltgrass (Microstegium vimineum)
  • NEW: Stiltgrass management tips for woodland owners by Russ Richardson
  • Japanese stiltgrass management for woodland owners
• Jubata grass (Cortaderia jubata)
• Multiflora rose (Rosa multiflora)
• Oriental bittersweet (Celastrus orbiculatus)
• Privet (Ligustrum sinense)
• Shrubby Lespedeza (Lespedeza bicolor)

Native Plants that May Become Problems in a Changing Climate

• Grape (Vitis sp.)
• Poison Ivy (Rhus radicans)

Invasive Insects

• Asian longhorned beetle (Anoplophora glabripennis)
• Emerald ash borer (Agrilus planipennis)
• Gypsy moth (Lymantria dispar)
• Red pine scale (Matsucoccus resinosae)

Native Insects that May Become Problems in a Changing Climate

• Enypia grisata
• Galenaza consimilis
• Nepytia janetae
• Pale-winged gray moth (Iridopsis ephyraria)
• Pine looper (Phaeoura mexicanaria)
• Pine tussock moth (Dasychira grisefacta)
• Red oak borer (Enaphalodes rufulus)

• Invasive species - A Primer for Timber Harvest Planning and Execution and Invasive Species Management
• Alien Plant Invaders of Natural Areas - Plant Conservation Alliance
• National Invasive Species Information Center
• Ecology and Management of Invasive Species and Forest Ecosystems - US Forest Service
  
• Global Invasive Species Database
• Nonnative Invasive Plants of Southern Forests: A Field Guide for Identification and Control
• Alaska Committee for Noxious and Invasive Plants Management
• Georgia Invasive Species Task Force
• Washington State Invasive Species Council
• Invasive Species - New Jersey Dept. Parks and Forests
• Invasive Plants - Florida Division of Forestry
• Invasive Plants - Pennsylvania DNR
• When Invasives Threaten Your Woodlot - Ontario Woodlot Assoc.
  

Answers to Guess the Invasive ^

• Asian Long Horned Beetle (Anoplophora glabripennis) Michael Bohne, forestryimages 1262007 ^
  
  
• Tree of Heaven (Ailanthus altissima)
  Chuck Bargeron, forestryimages 1150026 ^
  
  
• Hemlock Woolly Adelgid (Adelges tsugae)
  Robert L. Anderson, forestryimages 1748049 ^
  
  
• Jubata grass (Cortaderia jubata)
  Mandy Tu, forestryimages 5341064 ^
  
  
• Garlic Mustard (Alliaria petiolata)
  Nancy Fraley, forestryimages 5344045 ^
  
  
• Oriental bittersweet (Celastrus orbiculatus)
  R.A. Howard, Smithsonian Institution ^
  
  
• Emerald Ash Borer (Agrilus planipennis) exit hole from an ash tree. David Cappaert, forestryimages 5110034 ^
  
  
• Common Buckthorn (Rhamnus cathartica)
  Richard Webb, forestryimages 1480378 ^