This is street art in top form. The guerrilla gardening crew is always searching for public spaces that have fallen into neglect. These hoodlums are tilling the soil and replacing weeds with sunflowers, garbage with geraniums. GuerrillaGardening.org has tips for the burgeoning vandal and all the information to get you started. You can also head to their forum and hook up with others in your area that are looking to “throw-up”. What are you waiting on? Wreck your hood.