Penstemon eatonii (Firecracker Penstemon)
CONPS: This drought tolerant perennial is excellent for dry, gravelly banks and background plantings. The vivid scarlet flowers are another favorite of hummingbirds, blooming in late spring - early summer. Prefers full sun and well-drained soils. A low maintenance, low water use plant. Not preferred by herbivores.
Just planted two in my garden; May 2022; purchased at Harlequin’s.