It carries a parasite of Monarch Butterflies named Ophryocystis elektroscirrha, or OE, which might trigger defects in the wings of Monarchs. As it doesn’t die back again and may bloom late, the plant by itself can also confuse Monarchs by signaling a breeding period when it’s time emigrate. By clicking https://are-milkweeds-perennials56665.bloggactif.com/31854002/is-swamp-milkweed-a-perennial-secrets