Prairie Woods Nature Center

The Prairie Woods Nature Center in Oak Grove Park near Hawarden.

HAWARDEN—Sioux County Conservation will host Senior Environmental Learning and Fellowship programs on the topic of seeds at 9:30 a.m. or 2 p.m. Tuesday, Sept. 21, at the Prairie Woods Nature Center at Oak Grove Park near Hawarden. Preregister at www.siouxcountyparks.org or call 712-552-3057.