2015 Programs at Spiral Ridge Permaculture Homestead Winter Weekend Permaculture Design Certificate Course at The Farm School Feb 21, 22 & 23, Feb 28 & Mar 1, Mar 7 & 8, Mar 13, 14 & 15 Resilient Gardening Series: Introduction to Permaculture April 11-12 Permaculture Gardening & Soil Fertility April 18-19 Rainwater Harvesting April 25-26 ...