one common milkweed blossom with leaves - asclepias syriaca

flower plant blossom wildflower petal purple lavender garden leaf common milkweed close asclepias syriaca commonly butterfly swallowwort species flowering genus milkweeds clonal perennial growing tall ramets rhizomes feed host monarch native southern canada united states drier prairies grows soils sunny called silkweed silky virginia herb grow insect areas flies beetles ants bees wasps butterflies important caterpillars danaus plexippus red beetle tetraopes tetraophthalmus tussock caterpillar euchaetes egle oncopeltus fasciatus lygaeus kalmii one leaves