It's not all IT and gadget stuff on this site! Seeing as my garden has a lot of potential for a veg/fruit patch I started looking into ways of setting it up and came across this 'how to' on the Wired site - Garden sustainably - it's a great article if you're starting out in gardening and it has some outbound links to other useful articles, like this one about creating a drip-irrigation system from plastic bottles on the You Grow Girl site.