Join the Garden Club of Jacksonville and Riverside Avondale Preservation on National CleanUp Day. Children and their families join this national effort to keep the outdoors clean. As a group, children and their parents will safely pick up litter along Post Street and Riverside Avenue. This special Budding Gardeners starts at the Garden Club at 9 a.m. and continues until 11 a.m. Refreshments will be served at the Garden Club at 11 a.m.