A recently published study by researchers at the University of Kentucky compared monarch butterfly usage of seven species of milkweed in small, urban garden settings. The two-year study, found more monarch caterpillars and eggs on the taller milkweed species (swamp milkweed, common milkweed, showy milkweed, and Mexican whorled milkweed), compared to the shorter milkweed species in … Continue reading Plant Taller Milkweed Species for Monarchs