Jennifer Brennan from Chalet Nursery and Dig In Chicago and Dr. Wally from Berthold's Garden Center discuss the diseases and insects that are making an appearance in local gardens, as well as the available remedies. Tom Shepherd from the Southeast Environmental Task Force, Josh Mogerman from Natural Resources Defense Council and Lisa Albrecht preview SETF's Energy Solutions Ecotour. Cathy McGlynn of the Northeast Illinois Invasive Plant Partnership explains how the Hydrilla Hunt is being organized to stem the spread of a terribly invasive water plant.

Former Gardener of the Year Laury Lewis previews the 45th Annual Sheffield Garden Walk and Music Festival. Greg Hodapp and Woody Olsen from the Dearborn Garden Walk promote the 55th celebration of that storied event. Lisa Albrecht reports on the Energy Solutions Ecotour and the Chicagoland GreenBuilt Home tour.

Don Guzan, also known as DPlantmann, talks to Mike about the unprecendented death of 50,000 bees in Oregon due to the misuse of a popular pesticide, then explains how solitary bees are vital pollinators in our landscapes and agricultural areas. Chicago singer-songwriter Susan Werner promotes her latest CD, Hayseed, as well as her national tour, which starts in Chicago.

LaManda Joy of The Peterson Garden Project and Dan Kosta from Vern Goers Greenhouse in Hinsdale talk about organic solutions to this year's influx of aphids. Listener Frank Frelka reports on the Midwest Renewable Energy Association's 2013 Energy Fair. Arnold Randall, General Superintendent of the Forest Preserve District of Cook County, talks about how that body is celebrating its 100th anniversary. Paul Hollingsworth, certified arborist from The Care of Trees, talks about vascular diseases of trees, such as Dutch Elm Disease, and how to look out for them.

Lisa Albrecht, Sarah Batka, Rob Kartholl, Carol Brewer and Denny Schetter handle show duties while Mike takes a day off. Rob Gardner from The Local Beet talks farmers markets and CSAs. Michael Bush and Anthony Cruz from West Town Bikes promote their mission to educate Chicago youth and support biking in the Windy City. Michael Webb from Inspiration Kitchens explains how that organization and permaculture go hand in hand. Lisa previews her upcoming talk for the Climate Reality Project.