Dept. of Agriculture, Trade and Consumer Protection: Gypsy moth population continues to increase

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MADISON, Wis. – The Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP) caught 99,647 gypsy moths (Lymantria dispar, the scientific name for gypsy moth) in 10,787 traps in Wisconsin this summer as part of the federal Slow the Spread Gypsy Moth Program. The following graph shows the number of moths trapped for the past five years:

“Wisconsin experienced far less rainfall than usual during the spring and early summer,” said Michael Falk, DATCP’s trapping coordinator. “These dry conditions limited the spread of diseases known to kill L. dispar caterpillars. As a result, mo...

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