Amsonia consists of perennial plants that grow in clumps and produce a milky sap. They feature elongated, lanceolate leaves and bear clusters of small, star-like blue blooms at the tips during the spring and summer months.

Amsonia

Amsonia 'Blue Ice' is a compact, clump-forming perennial that sheds its leaves in winter. It features elongated, dark green foliage highlighted by a lighter mid-vein. As autumn approaches, the leaves transition to shades of yellow, orange, and gold. During late spring and early summer, this plant produces clusters of star-shaped flowers in a soft periwinkle blue.

Amsonia 'Blue Ice'

This herbaceous perennial forms dense clumps and features lance-shaped, mid-green foliage that transitions to a golden hue in the fall. In summer, it produces clusters of star-like flowers in a lilac-blue shade.

Amsonia 'Ernst Pagels'

Amsonia 'Starstruck'

Amsonia ciliata is a perennial that forms dense clumps, featuring pale blue, star-like blooms that appear in clusters atop upright stems adorned with slender green leaves. It typically flowers in mid-spring, around May and June. In the fall, the foliage transforms to a vibrant golden yellow.

Amsonia ciliata

This perennial forms dense clumps and can reach a height of approximately 1.2 meters. Its slender, glossy green foliage is edged with fine, soft hairs. In early summer, the plant produces clusters of pale blue, star-shaped blooms at the ends of its stems. As autumn approaches, the leaves transition to vibrant shades of golden yellow and purple.

Amsonia ciliata 'Halfway to Arkansas'

Amsonia ciliata 'Spring Sky'

Amsonia ciliata var. filifolia

Amsonia ciliata var. tenuifolia

Amsonia ciliata var. tenuifolia 'Georgia Pancake'

Amsonia elliptica is a perennial plant that grows in an upright clump. Its lance-shaped leaves are glossy and bright green, measuring between 3 to 7 cm in length, and they transition to shades of golden-yellow and pink in the fall. In late spring and early summer, this species produces open panicles of pale blue, star-shaped flowers on upright stems, with a second bloom occurring in September.

Amsonia elliptica

Amsonia fugatei

This perennial grows in clumps and features upright stems adorned with slender, needle-like foliage. In spring and summer, the leaves are a vibrant green, transforming to a rich golden yellow in the fall. During early to mid-summer, the plant produces terminal clusters of dark blue buds that unfurl into light, greyish-blue, star-shaped blooms.

Amsonia hubrichtii

Amsonia hubrichtii from Hans Kramer

Amsonia illustris is a perennial plant that develops into a compact clump over time. It features lanceolate, shiny leaves measuring between 3 and 7 centimeters, which transition to a vibrant golden-yellow hue in the fall. In late spring and early summer, upright stems support airy clusters of pale blue flowers, each reaching up to 1.5 centimeters in diameter.

Amsonia illustris

Amsonia jonesii

Amsonia ludoviciana

Amsonia orientalis is a perennial plant with a woody base, characterized by its upright stems that support narrow, lanceolate leaves. The flowers, which can range from light to dark blue, measure between 1 and 2 centimeters in diameter.

Amsonia orientalis

Amsonia orientalis 'Cally Dark Stem'

Amsonia orientalis is a herbaceous perennial that develops a compact mound of upright stems. Its leaves are a muted blue-green hue, transitioning to yellow as autumn arrives. The flower buds exhibit a steely-blue color, eventually unfolding into clusters of blue, five-petaled star-like blooms that persist through late summer. This variant is somewhat shorter than the typical species, growing to about 50 cm, and it forms dense clumps more rapidly.

Amsonia orientalis from Turkey

Amsonia palmeri

Amsonia peeblesii

Amsonia rigida

Amsonia tabernaemontana is a perennial that develops into a compact clump, featuring numerous stems adorned with small, elongated, dark green leaves. From late spring through mid-summer, it produces dense clusters of soft blue flowers.

Amsonia tabernaemontana

Amsonia tabernaemontana 'Montana'

Amsonia tabernaemontana 'Short Stack'

Amsonia tabernaemontana 'Stella Azul'

Amsonia tabernaemontana 'Storm Cloud' is a herbaceous perennial that develops a dense clump of upright stems with a deep coloration. Its foliage consists of subtly blue-green leaves that transform to yellow as autumn approaches. In late spring to early summer, the steely-blue flower buds emerge and open into clusters of five-petaled blue flowers.

Amsonia tabernaemontana 'Storm Cloud'

Amsonia tabernaemontana galacticifolia

This perennial grows in clumps, reaching a height of up to 60 cm. It features narrow, dark green leaves resembling those of willows. From late spring through midsummer, it produces loose clusters of star-shaped flowers in a pale blue hue.