great resource, go back to it over and over again, perfect guide for san francisco gardening!
i purchased this for my boyfriend and he uses it all the time. and we've had a lot of success growing all sorts of terrific produce in our little plot, which is in large part due to tips from this handy gardening book that discusses plants, soils, climate, etc that do best and or worst in different areas of san francisco, as well as information on pests and so forth.