Achillea borealis - commonly known as American Yarrow or American Thousandleaf. It comes up in the ditch beside my driveway every spring (hoping it continues to do so). Native to the Carolinas and Georgia, more info on it here - http://namethatplant.net/plantdetail.shtml?plant=21
@monikozi Thank you!
@sherimiya Thank you, Sheri!
@katford Thanks, Kat!
@kjarn Thanks, Kathy!
@sangwann Thank you, Dione!
@ludwigsdiana Thanks, Diana!
@wakelys Thanks, Susan! I'd love to see your yarrow. =)
@pdulis Thanks, Peter!
@mittens Thank you, Marilyn!
@bkbinthecity Thanks, BKB!
@yoland Thank you! Would like to see yours. =)