A SIMPLE KEY FOR IS MILKWEED PLANT A PERENNIAL UNVEILED

It carries a parasite of Monarch Butterflies identified as Ophryocystis elektroscirrha, or OE, which may lead to defects in the wings of Monarchs. Since it doesn’t die back again and will bloom late, the plant itself can also confuse Monarchs by signaling a breeding year when it’s time emigrate.The blooms on the Common Milkweed plant are cluste