Taking advantage of the spring days at the Habitat Ecovillage we will realize a practical theoretical residential course of design and construction of 2 gardens using the techniques of Hugelkulture (mound cultivation) and Keyhole garden (lockable garden), are natural environments "saves space" much appreciated in the farms in Permaculture of all over the world, to cultivate in situations of water shortage. The course, basic level, that is suitable for inexperienced or beginners in Permaculture is addressed to no more than 10 people