<a href="http://bucktowngarden.com/wp-content/uploads/2011/07/IMG_1625.jpeg"><img class="alignleft size-medium wp-image-155" title="Cleome" src="http://bucktowngarden.com/wp-content/uploads/2011/07/IMG_1625-199x300.jpg" alt="" width="199" height="300" /></a>Cleome grows on the SE corner of the main roof.  Cleome is an easy plant to grow because it  can withstand harsh environments and reseeds itself like an invasive weed.  Although I had to buy Cleome seedlings this year, next year I'll probably get Cleome for free.