consider planting some giant swallowtail alternative host plants, like Hercules club, prickly ash, wild lime, or common rue. If you’re not able to grow any of these host plants in your yard ...

I got a close look at a “karasuzansho” (Japanese prickly ash) tree that died at the presumed ... tree will never again bask in the sun or grow leaves, but it will continue to live with its ...