All unenclosed garden areas must be three-feet (3') from any property line; unless a site distance setback issue is present. Special setbacks apply to composting in residential districts as listed in Sec. 1104.2407. When Urban Agriculture is the principal land use, the underlying zoning district setback standards of Sec. 1106.0100 shall apply to any structures/buildings. When Urban Agriculture is considered an accessory land use, then the setback standards and use regulations of Sec. 1105.0201 shall apply to any structures/buildings.