I live in the city -- I mean, really, the city...so when I refer to my "garden" I am talking about the the 4 foot by 10 foot stretch of post-construction dirt rubble that was used to fill in the hill in the front of our house, some 40 years ago.  I am quite lucky, since I have the space in front of two houses in our row (the house next door is a rental property belonging to a friend, where I am also allowed to garden), but considering that I grew up with a full acre to garden in, well, you get the idea...it is small.  But over the…