Saturday, September 16, 2017 10:00 a.m. to 1:00 p.m. Wissahickon Sustainability Council 201 E. Salaignac St, Philadelphia , PA 19128 Cook Wissahickon’s Green Your Home and Community Learn how to green your own home, while learning about what the WSC is doing to green Cook Wissahickon. They will have native plants for sale, recycling, and […]