March 1, 2014 1051 × 701 Life Cycle of a Common Weed Life Cycle of a Common Weed (2009), Caitlin Berrigan. Public fertilization of dandelions with human blood in exchange for a dandelion sprout. Mills Gallery, Boston. Photograph by Caitlin Berrigan. emailFacebookTwitterRedditLinkedinemailFacebookTwitterRedditLinkedin