Forest gardening rocks... :). It's the interaction of plants that are functional, edible, medicinal, or brilliant for looking after other plants we like.  It's got lots to do with permaculture and organic growing, and combines the idea of the productivity of a forest, with the edible harvest we require as human beings.  We're planting lots of perennial fruit and vegetables, fruit trees, shrubs, herbaceous, ground cover and climbing plants and it's starting to look flippin' gorgeous...