Agastache scrophulariifolia (Purple Giant Hyssop) Native New for 2025

This magnificent plant has soft plumes of pale purple flowers the individual flowers bloom over several weeks from July to October and can reach 6 feet.   

Prefers: Full to part sun, Medium wet to Medium Dry Soil

Highly beneficial due to its high nectar content and long bloom, attracts native bees, Bumble bees and butterflies, including the federally-endangered Rusty Patched Bumblebee. Birds feed on the seeds that follow. 

The stems support foliage that turns a rich brown (see picture below) and provides upright interest throughout the winter months. When they turn brown you can harvest seeds, just be sure to leave plenty for the birds. 

It is considered extremely rare (S-rank: S1), endangered (code: E) in Massachusetts https://gobotany.nativeplanttrust.org/species/agastache/scrophulariifolia/