Since 2008. Come enjoy music, food, and arts and craft under the Royal Palms at the head of the Blackwater River. The Friends of Collier-Seminole State Park will host the “Jammin’ in the Hammock” Bluegrass Festival.’ 100% of net proceeds will benefit the park. Scheduled events will take place on each day, including a 9:30 am Sunday morning Southern Gospel jam. Featured bands are Gary Mackey, The Bean Pickers, The Laws, Bugtussle Ramblers, Ernie Evans and Florida State Bluegrass Band, Danny Stanley and the Bluegrass Gentlemen, MC is Mike Robinson . Sound is provide Tech Tronics . Bring your lawn chairs and stay all day. Festival held rain or shine.