A glowing combination of blue-green and butter-yellow, with a tantalizing blush of pink on older plants and in cool weather. Bright Star (officially named Yucca gloriosa ‘Walbristar’) forms a spiky crown of flexible swordlike leaves. Slow growing, it eventually forms a short woody trunk similar to some agaves. Perennial. Zones 7 to 10. heronswood.com, plantdelights.com
With the tongue-twisting official name of Euphorbia martini ‘Waleutiny’, it’s no wonder this cushion spurge has acquired a much cuter appellation. Looking like a Koosh Ball, ‘Tiny Tim” forms a perfect 1-foot dome of narrow blue-green leaves and a cloud of greenish-yellow bracts cupped under little red flowers. Unlike many spurges, this one continues to bloom throughout the season. Zones 6-8.
Sea holly is a powerful texture for the vase, whether fresh-cut or dried as an everlasting. Eryngium planum ‘Blue Glitter’ has shimmering blue pincushion flowers perched on spiny ruffs, produced in abundance on pewter-colored stems. It also makes a sparkling perennial for the border.
It is an electric moment to be shaken from musing over the usual offerings at a local garden center by a plant I’ve never heard of before. It’s like hiking in familiar woods and having the compass needle go haywire. In this case, the plant tag combined the words “succulent,” “African” and “hosta” — I had to have it.