Friday Cat-erpillar Blogging: Gypsy Moth

Living With Insects Blog

Gypsy Moth caterpillars were found on the Purdue Campus in Spring 2013. This year (2014) the State of Indiana will aggressively target the population for eradication. The DNR is advertising its plan to the media and holding informational meetings to answer the public’s questions. The plan consists of spraying the area with a Bacillus thuringiensis strain that is effective against gypsy moth caterpillars. That will be followed by an area wide pheromone treatment to disrupt adult mating. A similar program successfully eradicated an isolated population in Indianapolis earlier this decade.

One reason for the media blitz is to answer the concerns of citizens. However, some citizens oppose any spraying on public property and spraying by government agencies. I think eradication is the right move and will lead to less pesticide use and abuse in the long run. The BT is specific for Lepidoptera and it will be sprayed on a…

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