Essential for monarchs and attracts swallowtails with its nectar-rich blooms.
Preferred by black swallowtails for egg-laying; provides food for caterpillars.
Host plant for black swallowtails; caterpillars feed on its leaves.
Attracts both black and anise swallowtails; caterpillars feed on its foliage.
Draws a variety of swallowtail species with its colorful, nectar-rich flowers.
Known for attracting many butterfly species, including swallowtails, with its fragrant blooms.
Attracts tiger swallowtails with its tall, pink or purple flowers rich in nectar.
Attracts swallowtails with its vibrant blooms; provides nectar for adult butterflies.