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Upcoming Events

Saturday and Sunday, August 27 and 28: Mushroom Forays in Decatur County. Details to follow.

Next SIOSA board meeting

Thursday, May 19, 7:00 p.m. at Decatur County Courthouse in Leon.

Welcome

Welcome to the website of The Southern Iowa Oak Savanna Alliance (SIOSA). We are a non profit organization involved in the preservation and conservation of Iowa’s oak savanna and prairie ecosystem.

LEARN WHAT SIOSA CAN DO FOR YOU – PLEASE WATCH VIDEO

New: Download the Decatur County Conservation Board Prescribed Fire Burn Plan Form to Help Plan Your Burn – Click Here