Are your purple coneflowers suddenly looking weird — as in truly weird, almost like some alien plant highjacked them and replaced their gorgeous flowering heads with its own? Ah … but it’s really a disease called aster yellows. And those green flower heads? They’re tufts of deformed coneflower leaves erupting amidst the blossoms. Aster yellows,…Continue Reading Alien Plant Take Over Your Flowers? No — It’s “Aster Yellows”