This new Japanese water iris has a poetic grace, with large flowers of lavender falls veined in violet and a dark-purple central clutch of “petaloids.” Adds a lovely accent to summer water gardens when grown in a partly submerged container. Hardy in Zones 4-9. heronswood.com
This high-gloss tropical foliage plant is such a deep shade of maroon that it's nearly black. Use it outdoors in the summer as an accent plant in a sunny border or container in which it can reach 4 feet. And it can easily be nipped back to keep it comfy in an indoor spot.
One June 18, this Saturday, the Sakonnet Garden in Little Compton, Rhode Island, opens for a symposium titled “Lofty Aspirations of Down-to-Earth Gardeners.” John Gwynne, who has been working on the one-acre plot with Mikel Folcarelli, his partner of 30 years, says, "We started collecting just to see what we could grow."