Leash-free fenced dog park. The Friends of The Spring Green Dog Park welcomes and appreciates monetary donations to assist with purchasing supplies, such as bio-degradable waste bags, as well as for the general maintenance and upkeep of the property. Donations are accepted at the Peoples Community Bank in Spring Green. The park is open year round during daylight hours. Visitors are required to abide by the rules posted at the entrance gate in order to maintain the safety and well-being of all dog park users.