June 29, 2025 Eastern Tiger Swallowtail (Papilio glaucus), the state insect of Virginia, and one of our largest butterflies, with a wingspan ranging from 3.1 to 5.5 inches. Quite familiar in its native range of eastern US, extending north into southern Ontario. Along with many other pollinators, it’s visiting Common Milkweed (Asclepias syriaca), which provides…