Show HN: GreenPiThumb – A Raspberry Pi Gardening Bot
I did almost same to feed the Rat! :D <a href="http://www.feedmyflash.in/" rel="nofollow">http://www.feedmyflash.in/</a> and also open sourced the code at 
 <a href="https://github.com/neelkadia/FeedMyFlash" rel="nofollow">https://github.com/neelkadia/FeedMyFlash</a>