COUNTY

Jennings Environmental Education Center, Route 528, Brady Township, hosts a 90-minute wildflower walk at 2 p.m. May 10. Nature Detectives: Crayfish Capers on May 17 has registration due by May 8. Call 724-794-6011.

REGION

McConnells Mill State Park, Slippery Rock Township, Lawrence County, off Route 422, has a wildflower walk at 1 p.m. Wednesday, sponsored by the Evans City Senior Center. Participants meet the guide at Hell's Hollow. Call the senior center at 724-538-9414 or McConnells Mill at 724-368-8811 for more information.