Outdoors With Rob Zimmer

 This week's show includes a chat with Ledge View Nature Center about their upcoming maple syrup programs. We also talk orchids and Rob Zimmer gives his list of the 10 worst invasive species in Wisconsin, including Canada thistle, Japanese Beetle, Phragmites, Garlic Mustard and Canary Reed Grass.  Learn more about your ad choices. Visit megaphone.fm/adchoices