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Browse Plants

Narrowed By:Characteristics: Showy + Flower Color: Blue+ Height: 1 - 3 ft.
Displaying 1 - 20 of 97 listings   1 | 2 | 3 | 4 | 5View AllNext > Sort By: Sort
Agastache foeniculum 'Golden Jubilee' Agastache foeniculum 'Golden Jubilee'
(Anise hyssop)
(1 user review)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

Anise hyssop has subtle but eye-catching chartreuse foliage. Its powder-blue, long-lasting flowers contrast nicely with its leaves.

Allium caeruleum Allium caeruleum
(Blue globe onion)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This plant produces dense clusters of bright blue flowerheads up to 1 inch wide. Its leaves clasp its stem and die back before flowering.

Amsonia hubrichtii Amsonia hubrichtii
(Arkansas blue star)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

Arkansas blue star's delicate, willow-like foliage is topped with pale blue star-shaped flowers in spring. The light green foliage looks good all summer, turns a beautiful golden-yellow in fall, and can stand through most of the winter, adding interest especially when mixed with grasses and other attractive seedheads. It grows to almost 3 feet tall and wide.

no image available Aquilegia alpina
(Alpine columbine)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This plant bears terminal racemes of two to three nodding blue flowers, sometimes with white tips.

Aquilegia caerulea Aquilegia caerulea
(Rocky Mountain columbine)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

Rocky Mountain columbine is a beautiful, hearty, native perennial with blue and white flowers. It self-sows readily.

no image available Aquilegia flabellata
(Fan columbine)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

The fan columbine produces short, plump, nodding, blue-purple flowers with white petal tips.

Aquilegia vulgaris Aquilegia vulgaris
(Granny’s bonnet)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

Usually this plant produces nodding blue and white flowers, but color variation is common in this species.

Aster × frikartii 'Wonder of Staffa' Aster × frikartii 'Wonder of Staffa'
('Wonder of Staffa' aster)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This repeat-blooming aster produces bright, 2-inch-wide, violet-blue flowers from mid-summer into fall. It grows to 3 feet tall and 1 to 2 feet wide and prefers full sun and average, well-drained soil.

Aster ericoides Aster ericoides
(Heath aster)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This clumping, bushy perennial has slender stems and small, lance-shaped, medium green leaves. From late summer to late fall, it produces white flowerheads with yellow centers to a half-inch across. Its cultivars may bear flowers tinged pink or blue.

Aster macrophyllus Aster macrophyllus
(Bigleaf aster)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This striking, richly-textured, deciduous ground cover has heart-shaped leaves that turn mauve in autumn. Purple, blue, or white flowers appear in late summer to early fall.

Aster oblongifolius 'October Skies' Aster oblongifolius 'October Skies'
(October skies aster)
(2 user reviews)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

'October Skies' is a dwarf aster that is low to the ground and mounding. It flowers in the fall when most other plants have finished for the season, covering itself with hundreds of dark sky-blue flowers.

Aster tongolensis Aster tongolensis
(East Indies aster)
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This is a mat-forming aster with thick, almost leafless stems that support solitary, violet-blue ray florets and orange-yellow disk florets.

Borago officinalis Borago officinalis
(Borage, Cool-tankard, Talewort)
(1 user review)

These fast-growing plants with succulent, bristly stems are old-fashioned favorites of the border or herb garden. They self sow to produce a succession throughout the season of new plants and blossoms. The beautiful flowers are edible and are particularly bequiling on salad or floating in summer drinks. 

Browallia americana Browallia americana
(1 user review)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This plant produces distinct, 2-inch blossoms primarily in rich blue (but also in shades of purple and white), with dark eyes smudged white. It is suitable for sun and partial shade.

Brunnera macrophylla Brunnera macrophylla
(Siberian bugloss)
(3 user reviews)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This woodland plant is valued for its flowers and groundcovering leaves. Terminal clusters of delicate blue flowers appear in spring. 

Brunnera macrophylla 'Jack Frost' Brunnera macrophylla 'Jack Frost'
(4 user reviews)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This woodland plant is valued for its flowers and its heart-shaped, ground-covering leaves. Its small blue flowers go nicely with ephemeral bulbs in mid- to late spring,  as the enlarging leaves block out the ripening bulb foliage. 'Jack Frost' can take dry summers and wet winters. This cultivar is prized for its improved tolerance of heat and sun. -Marty Hair, Regional Picks: Upper Midwest, Fine Gardening issue# 127

no image available Brunnera macrophylla 'Langtrees'
(Siberian bugloss)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This woodland plant is valued for its flowers and heart-shaped, groundcovering leaves. 'Langtrees' can take dry summers and wet winters. This cultivar is prized for its improved tolerance of heat and sun.

Brunnera macrophylla 'Looking Glass' Brunnera macrophylla 'Looking Glass'
(Siberian bugloss)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This brunnera cultivar has a silvery, heart-shaped leaves that are mostly everygreen. Delicate blue flowers emerge in spring. Drought tolerant once established, ‘Looking Glass’ brunnera requires little watering and is fairly resistant to pests. This cultivar grows to a little more than a foot tall and almost as wide. Use it in a woodland or shade garden, in a container, or at waterside. -Sylvia Matlock, Regional Picks: Northwest, Fine Gardening issue #127

Campanula medium ‘Calycanthema’ Campanula medium ‘Calycanthema’
(Canterbury bells, Cup and Saucer)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This 2- to 3-foot-tall bellflower bears single or double flowers in white, blue, or pink. 

Caryopteris incana 'Jason' Caryopteris incana 'Jason'
(Sunshine blue bluebeard)
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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

'Jason' has bright yellow-green foliage with rich amethyst blue flowers in late summer and fall. It's a vigorous grower for a mixed border or mass planting in sunny areas.


Displaying 1 - 20 of 97 listings   1 | 2 | 3 | 4 | 5View AllNext > Sort By: Sort