Ash borer quick facts
November 13, 2014
When deciding which Ash trees on Iowa State’s campus to keep and which ones to remove Rhonda Martin, landscape architect with facilities planning and management, looks at five determining factors:
- The selected tree cannot be rare on the Iowa State campus
- The selected tree cannot be used as an example by the multiple plant classes on campus
- The selected tree is already in decline
- The selected tree will be difficult to protect with pesticides because of limited root space
- The selected tree is in close proximity to several other similar Ash trees
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