May 3, 2012 No Comments By Cori Oakley Companion Planting, Tips and Tricks, Vegetable Gardening carrots, companion, yellow aster disease Plotting and Scheming While you’re plotting your garden, remember that carrots can be infected with aster yellow disease from asters, keep the two plants away from each other for healthy carrots. Twitter Facebook Google+ LinkedIn Leave a ReplyYou must be logged in to post a comment.