Arthur Lee Jacobson has spent his entire career learning about plants in Seattle and teaching Seattle residents about the plants that surround them. In honor of Earth Day, Jacobson will lead a walking tour of Evergreen Washelli Memorial Park Sunday, April 25. more ›

So we were excited to see that the city is trying out a solution for sidewalk-ruining roots, at least. They're using something called Silva Cells as they plant some red oak trees in front of the Escala downtown. We asked Shane DeWald, landscape architect for SDOT how it works. more ›