Penstemon consists of perennial or subshrub species that can be either deciduous or evergreen. They typically feature slender, elongated leaves and produce clusters of bell-shaped or funnel-shaped blooms during the summer and early fall.

Penstemon attenuatus

Penstemon attenuatus subsp. militaris

Penstemon attenuatus var. attenuatus

Penstemon auriberbis

Penstemon australis

Penstemon azureus

This evergreen perennial, native to alpine regions, features slender, blue-grey leaves and produces trumpet-shaped flowers in a soft lavender-blue hue. In summer, these blooms rise on tall spikes, adding vertical interest to the garden.

Penstemon azureus subsp. angustissimus

Penstemon azureus subsp. azureus

Penstemon baccharifolius

Penstemon barbatus is a robust perennial that can reach heights of up to 1.8 meters. It features semi-evergreen rosettes at the base and deciduous stems adorned with leaves measuring as much as 20 centimeters in length. From early summer through early autumn, it produces elongated clusters of tubular red flowers, each approximately 4 centimeters long, with hues ranging from pink to carmine.

Penstemon barbatus

Penstemon barbatus 'Blue Spring'

Penstemon barbatus 'Coccineus' is a robust perennial that can reach heights of up to 1.8 meters. It features semi-evergreen basal rosettes and deciduous stems, adorned with leaves that can grow as long as 20 centimeters. From early summer through early autumn, it produces elongated clusters of tubular red flowers, each measuring around 4 centimeters in length.

Penstemon barbatus 'Coccineus'

Penstemon barbatus 'Iron Maiden' is a semi-evergreen perennial that grows upright and forms clumps, reaching heights of up to 1.2 meters. It features narrow, lanceolate leaves that are a mid-green hue. From mid-summer through mid-autumn, this variety produces loose spikes adorned with slender, tubular flowers in a vivid scarlet. It is also possible to propagate this cultivar from seeds.

Penstemon barbatus 'Iron Maiden'

This upright, semi-evergreen perennial features narrow, strap-like leaves. From summer into autumn, it produces tall spikes adorned with tubular, bright red flowers that last for an extended period.

Penstemon barbatus 'Jingle Bells'

Penstemon barbatus 'Navigator'

Penstemon barbatus 'Peter Catt'

Penstemon barbatus 'Pinacolada Blue' is a compact perennial that reaches a height of 30 cm. It begins to bloom in summer and continues into autumn during its first growing season from seed. The plant features semi-evergreen basal rosettes that support branched flowering stems. The foliage consists of dark green, lance-shaped leaves, while the flowers are tubular and two-lipped, arranged in spikes, displaying a gradient of purple-blue hues from dark to light.

Penstemon barbatus 'Pinacolada Blue' (Pinacolada Series)

Penstemon barbatus 'Pinacolada Dark Rose' (Pinacolada Series) is a compact perennial that reaches heights of up to 30 cm. In its first year from seed, it blooms during the summer and autumn months. This variety features semi-evergreen basal rosettes that generate branched flowering stems adorned with dark green, lanceolate leaves. The plant produces spikes of tubular, two-lipped flowers that face upwards, showcasing various shades of pink.

Penstemon barbatus 'Pinacolada Dark Rose' (Pinacolada Series)

This compact perennial reaches a height of up to 30 cm and begins to bloom in the summer and autumn of its first year from seed. It features semi-evergreen rosettes at the base that support branched stems. The leaves are lanceolate and dark green, and the plant produces spikes of tubular flowers that are two-lipped and face upwards, displaying a muted pink hue.

Penstemon barbatus 'Pinacolada Light Rose' (Pinacolada Series)

This compact perennial reaches a height of 30 cm and blooms in the summer and autumn of its first year from seed. It features semi-evergreen basal rosettes that give rise to branched flowering stems. The foliage consists of dark green, lanceolate leaves, and the plant produces spiky clusters of tubular, two-lipped flowers that face upwards, showcasing a rose-red hue.

Penstemon barbatus 'Pinacolada Rosy Red' (Pinacolada Series)

Penstemon barbatus 'Pinacolada Violet' (Pinacolada Series)

Penstemon barbatus 'Pinacolada White' is a compact perennial that reaches up to 30 cm in height. It blooms in the summer and autumn, often within its first year from seed. This plant features semi-evergreen rosettes at its base, from which arise branched stems adorned with dark green, lanceolate leaves. The floral display consists of tubular, two-lipped white flowers that face upward on the spikes.

Penstemon barbatus 'Pinacolada White' (Pinacolada Series)

Penstemon barbatus 'Pinacolada'

Penstemon barbatus 'Rose Elf'

Penstemon barbatus 'Roseocampanulatus'

Penstemon barbatus 'Roseus'

Penstemon barbatus 'Schooley's Yellow'

Penstemon barbatus 'Sweet Lips'

Penstemon barbatus 'Twizzle Coral'

This compact perennial reaches a height of 30 cm and features semi-evergreen rosettes at its base. The stems are deciduous, adorned with grey-green leaves that can grow up to 8 cm long. From early summer through early autumn, it produces loose clusters of tubular flowers in shades of pink, rose, blue, and purple, each measuring about 4 cm in length.

Penstemon barbatus Cambridge Mixed

Penstemon barbatus Limoges form

Penstemon barbatus from the Pinacolada Series are compact perennials that reach a height of 30 cm. These plants will bloom in their first year from seed, showcasing flowers in summer and autumn. They form semi-evergreen basal rosettes that support branched stems adorned with dark green, lanceolate leaves. The flowers are tubular and two-lipped, oriented upwards, and come in a variety of colors including blue, purple, pink, red, and white.

Penstemon barbatus Pinacolada Series

Penstemon barbatus orange-flowered

Penstemon barbatus subsp. barbatus

Penstemon barbatus var. praecox

Penstemon barbatus var. praecox f. nanus

This compact perennial reaches a height of up to 40 cm. It features semi-evergreen rosettes at the base and deciduous stems adorned with lance-shaped leaves that are mid-green in color. From mid-summer to early autumn, it produces spikes of two-lipped flowers that face outward, exhibiting hues of pink and purple.

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