Permaculture Group Begins Swale & Food Forest Construction @ COGS

The Grayson Permaculture Group recently installed swales as part of a food forest design at the Church of the Good Shepherd in Galax. A swale is a shallow trench dug along the land’s contour, with a berm on the downhill side. All points along a contour line are exactly the same height, therefore, a trench[…]