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Spongy Moth Spray 2023

Spongy Moth Spraying, Thursday, May 18th

Tomorrow, Thursday, May 18th, an airplane is scheduled to spray parts of Devil's Lake State Park with the bacterial insecticide "Foray" to control Spongy Moth caterpillars that threaten to defoliate and kill valuable trees in public use areas such as picnic…

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Spongy Moth Spray

Spraying Scheduled for Monday, May 23rd.

Heads Up! - Devil's Lake State Park is scheduled to be sprayed for Spongy (Gypsy) months MONDAY, MAY 23RD, 2022. Notices have been posted around the park's campgrounds. Sorry, no specific time was posted. We have additional information at https://www.devilslakewisconsin.com/2022/05/11/aerial-spraying-at-devils-lake-in-may-june/…

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Plane Spraying Insecticide

Aerial Spraying at Devil’s Lake in May & June.

The Wisconsin Department of Natural Resources will be spraying areas of Devil's Lake State Park for spongy moth (formerly called gypsy moth) during mid-May and early June. This is done to kill the insects and protect trees from defoliation. That…

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