It's Spring! And that means getting the Lemon Hill Trail in shape for the season. Help us mulch paths, hack and remove any overgrowth, invasives and debris. Long Pants and Shirts Recommended. Ticks and poison ivy is present on this trail. Gloves/tools supplied. For the Trail Based Events: Meeting will be outside Lemon Hill Mansion (that's where the toolshed is) Lemon Hill Dr, Philadelphia, PA 19130