BTJ FestivalBlue Heron Festival Aerial Photos: Great Blue Heron Music Festival by Pete Brooks Jul 14, 2015 All Festival Coverage Blue Heron Festival More in Festival Coverage GrassRoots Reveals a 33rd Lineup Led by Lukas Nelson and Lucius moe. Takes Four Sets as Adirondack Independence Reveals Its 2024 Lineup GrassRoots Sets Its 32nd Lineup With Old Crow Medicine Show and Mavis Staples