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15487 plants by
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Blue Blossom

Ceanothus thyrsiflorus
Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus
2 Cultivars/Varieties

'Blue Boa' Giant Hyssop

Agastache 'Blue Boa'
Form In the garden Form In the garden Pollinator on flower Pollinator on flower Agastache 'Blue Boa' Agastache 'Blue Boa' Flowers and leaves Flowers and leaves Leaves Leaves Emerging growth Emerging growth

Blue Boa Hummingbird Mint

Agastache 'Blue Boa'
Form In the garden Form In the garden Pollinator on flower Pollinator on flower Agastache 'Blue Boa' Agastache 'Blue Boa' Flowers and leaves Flowers and leaves Leaves Leaves Emerging growth Emerging growth

Blue Boneset

Conoclinium coelestinum
Flowers Flowers close up of the flower close up of the flower Form Form Dried flower head with clusters of flower and Dried flower head with clusters of flower and Flowers Flowers Conoclinium coelestinum Conoclinium coelestinum

Bluebottle

Centaurea cyanus
blue/purple flowers and green stems blue/purple flowers and green stems Blue daisy flowers Blue daisy flowers Blue daisy flowers Blue daisy flowers Purple and white daisy flowers Purple and white daisy flowers Blue daisy flowers, close up. Blue daisy flowers, close up. Blue daisy flowers, close up. showing phyllaries. Blue daisy flowers, close up. showing phyllaries.

Blue Brush

Ceanothus thyrsiflorus
Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus Ceanothus thyrsiflorus
2 Cultivars/Varieties

Blue Bugle

Ajuga reptans
Ground cover with erect spikes of lavender blue flowers. Ground cover with erect spikes of lavender blue flowers. A newly planted rosette of dark glossy foliage A newly planted rosette of dark glossy foliage Close-up of a clear-wing moth visiting a spike of purple flowers Close-up of a clear-wing moth visiting a spike of purple flowers two erect spikes of blue flowers with white-lined lower lips two erect spikes of blue flowers with white-lined lower lips Rosettes of cream and green foliage; young leaves pink. Rosettes of cream and green foliage; young leaves pink. Ground cover with bronzy leaves & erect spikes of blue flowers. Ground cover with bronzy leaves & erect spikes of blue flowers.
18 Cultivars/Varieties

Blue Butterfly Bush

Rotheca myricoides 'Ugandense'
Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’ Rotheca myricoides ‘Ugandense’

Blue Butterwort

Pinguicula caerulea
Pinguicula caerulea Pinguicula caerulea Color illustration of the technical details of this species. Color illustration of the technical details of this species. Close up of flower Close up of flower Side view of flower Side view of flower Basal leaves Basal leaves Leaf closeup Leaf closeup

Blue Buttons

Vinca major
Flowers Flowers Vinca major Vinca major Leaves Leaves Flower Flower Flower under the rain Flower under the rain plant with golden yellow variegated leaves. plant with golden yellow variegated leaves.
1 Cultivar/Variety

Blue Cardinal Flower

Lobelia
Lobelia spp. Lobelia spp. Lobelia spp. Lobelia spp. Lobelia spp. Lobelia spp. Lobelia spp. Lobelia spp. x speciosa starship rose - Aug. 12 - Wake Co., NC x speciosa starship rose - Aug. 12 - Wake Co., NC
7 Cultivars/Varieties

Blue Cardinal Flower

Lobelia siphilitica
Form Form Form Form Flowers Flowers Close up of flower Close up of flower Lobelia siphilitica Lobelia siphilitica Seedling Seedling
1 Cultivar/Variety

Blue Catmint

Nepeta x faassenii
Plant Plant Nepeta x faasenii Nepeta x faasenii Nepeta x faasenii Nepeta x faasenii Nepeta x faasenii Nepeta x faasenii Form Form Flowers Flowers
7 Cultivars/Varieties

Blue Chalksticks

Curio repens
Low-growing mat of chalky blue succulent foliage. Low-growing mat of chalky blue succulent foliage. Close-up of heads of flowers with orange protruding stigmas. Close-up of heads of flowers with orange protruding stigmas.
1 Cultivar/Variety

Blue Chalk Sticks

Curio repens
Low-growing mat of chalky blue succulent foliage. Low-growing mat of chalky blue succulent foliage. Close-up of heads of flowers with orange protruding stigmas. Close-up of heads of flowers with orange protruding stigmas.
1 Cultivar/Variety

Blue China fir

Cunninghamia lanceolata 'Glauca'
Form Form Needles Needles

Blue Chip Buddleja

Buddleja Lo & Behold® 'Blue Chip Jr.'
Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr' flowers Buddleja 'Blue Chip Jr' flowers Buddleja 'Blue Chip Jr' leaf underside Buddleja 'Blue Chip Jr' leaf underside Buddleja 'Blue Chip Jr' leaves Buddleja 'Blue Chip Jr' leaves

Blue Chip Buddleja

Buddleja Lo & Behold® 'Blue Chip'
panicle panicle form form 'Blue Chip' bush 'Blue Chip' bush 'Blue Chip' blossom 'Blue Chip' blossom 'Blue Chip' leaves 'Blue Chip' leaves Flowers - Craven Co., NC Flowers - Craven Co., NC

Blue Chip Butterfly Bush

Buddleja Lo & Behold® 'Blue Chip'
panicle panicle form form 'Blue Chip' bush 'Blue Chip' bush 'Blue Chip' blossom 'Blue Chip' blossom 'Blue Chip' leaves 'Blue Chip' leaves Flowers - Craven Co., NC Flowers - Craven Co., NC

Blue Chip Butterfly Bush

Buddleja Lo & Behold® 'Blue Chip Jr.'
Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr.’ Buddleja 'Blue Chip Jr' flowers Buddleja 'Blue Chip Jr' flowers Buddleja 'Blue Chip Jr' leaf underside Buddleja 'Blue Chip Jr' leaf underside Buddleja 'Blue Chip Jr' leaves Buddleja 'Blue Chip Jr' leaves

Blue Chip Juniper

Juniperus horizontalis 'Blue Chip'
Juniperus horizontalis Juniperus horizontalis Juniperus horizontalis Juniperus horizontalis Juniperus horizontalis Juniperus horizontalis

Blue Cohosh

Caulophyllum thalictroides
Form in May in Haywood County, North Carolina Form in May in Haywood County, North Carolina Flowers in May in Haywood County, North Carolina Flowers in May in Haywood County, North Carolina Fruit in October in Lake County, Minnesota Fruit in October in Lake County, Minnesota

Bluecrown Passionflower

Passiflora caerulea
Flower Flower Form on a trellis Form on a trellis Passiflora caerulea Passiflora caerulea Form Form Leaves Leaves Vines and tendrils with fruit Vines and tendrils with fruit
1 Cultivar/Variety

Blue Curls

Trichostema dichotomum
Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum Trichostema dichotomum

Blue Daisy

Felicia amelloides
bushy groundcover with pale blue daisy "flowers" bushy groundcover with pale blue daisy "flowers" Pale blue daisy "flowers" Pale blue daisy "flowers"

Blue Daisy Bush

Felicia amelloides
bushy groundcover with pale blue daisy "flowers" bushy groundcover with pale blue daisy "flowers" Pale blue daisy "flowers" Pale blue daisy "flowers"

Blue Daphne

Daphne genkwa
Daphne genkwa foliage Daphne genkwa foliage Daphne genkwa Daphne genkwa Daphne genkwa Daphne genkwa Daphne genkwa Daphne genkwa

Blue Daze

Evolvulus glomeratus
Evolvulus glomeratus Evolvulus glomeratus Evolvulus glomeratus Evolvulus glomeratus Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus 'Blue Daze' Evolvulus glomeratus Evolvulus glomeratus
1 Cultivar/Variety

Blue Devil.

Echium
Flower and leaves Flower and leaves leaves leaves flowers flowers flowers flowers leaves and flowers leaves and flowers leaves and flowers leaves and flowers
1 Cultivar/Variety

Blue Devil

Echium vulgare
leaves and flowers leaves and flowers leaves and flowers leaves and flowers Rosette of leaves Rosette of leaves Leaves and stems with hairs Leaves and stems with hairs leaves and flowers leaves and flowers leaves and flowers leaves and flowers

Blue Devil Bellflower

Campanula trachelium
Campanula trachelium flower Campanula trachelium flower Bloom close up Bloom close up Bloom close up Bloom close up Flower and upper leaves Flower and upper leaves Campanula trachelium form Campanula trachelium form Form Form
3 Cultivars/Varieties

Blue Devils

Campanula trachelium
Campanula trachelium flower Campanula trachelium flower Bloom close up Bloom close up Bloom close up Bloom close up Flower and upper leaves Flower and upper leaves Campanula trachelium form Campanula trachelium form Form Form
3 Cultivars/Varieties

Blue-dicks

Dichelostemma congestum
Form in June in Lyle, Washington Form in June in Lyle, Washington Flower buds in June in Ashland, Oregon Flower buds in June in Ashland, Oregon Flowers in May in Marin County, California Flowers in May in Marin County, California Seedpods in August in Rickreall, Oregon Seedpods in August in Rickreall, Oregon

Blue Dogbane

Amsonia tabernaemontana
Photo of Amsonia tabernaemontana Photo of Amsonia tabernaemontana Amsonia tabernaemontana Amsonia tabernaemontana Form in full bloom in the spring in Moore County Form in full bloom in the spring in Moore County Amsonia tabernaemontana Amsonia tabernaemontana Amsonia tabernaemontana Amsonia tabernaemontana Amsonia tabernaemontana Amsonia tabernaemontana
3 Cultivars/Varieties

Blue Douglas Fir

Pseudotsuga menziesii
Form Form Form in native habitat Form in native habitat Needles Needles Needles and stem Needles and stem Young cone bracts with 3-pointed appendage Young cone bracts with 3-pointed appendage Mature seed cone Mature seed cone
6 Cultivars/Varieties

Blue Dracaena

Cordyline indivisa
Native form Native form Leaves with reddish venation Leaves with reddish venation Leaves with white/yellow venation Leaves with white/yellow venation Flower detail Flower detail Flowers under the leaves Flowers under the leaves Flowering form Flowering form

Blue Echeveria

Echeveria secunda
Echeveria Secunda glauca 'Lenore Dean' Echeveria Secunda glauca 'Lenore Dean' Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda Echeveria Secunda

Blue Echeveria

Echeveria derenbergii
Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii Echeveria Derenbergii
2 Cultivars/Varieties

Blue Echeveria

Echeveria x gilva
Form Form Form of a plant with succulant leaves in a rosette Form of a plant with succulant leaves in a rosette Multiple succulent plants with leaves in a rosette Multiple succulent plants with leaves in a rosette Flowers Flowers

Blue echium

Echium plantagineum
Form Form Flowers Flowers Rosette of leaves Rosette of leaves Back of flower Back of flower Close up of flower Close up of flower Hairy stem Hairy stem

Blue Eryngo

Eryngium planum
flower, summer, flower, summer, Flowers Flowers Flowers Flowers rosettes of broad leaves among rocks. rosettes of broad leaves among rocks. rosettes of broad leaves. rosettes of broad leaves. Small blue flowers in round heads surrounded by blue bracts. Small blue flowers in round heads surrounded by blue bracts.
4 Cultivars/Varieties

Blue Evergreen Hydrangea

Hydrangea febrifuga
Mature inflorescence with open and unopened flowers. Mature inflorescence with open and unopened flowers. Dichroa febrifuga Dichroa febrifuga Dichroa febrifuga Dichroa febrifuga 'Lady in Blue' flowers 'Lady in Blue' flowers Blue fruits, B.C., Canada Blue fruits, B.C., Canada
1 Cultivar/Variety

Blue-eyed African Daisy

Arctotis stoechadifolia
Flower Flower flower and form flower and form Flower Flower Flower Flower Flower Flower Flower Flower

Blue Eyed Daisy

Arctotis stoechadifolia
Flower Flower flower and form flower and form Flower Flower Flower Flower Flower Flower Flower Flower

Blue-eyed Grass

Sisyrinchium angustifolium
Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium
1 Cultivar/Variety

Blue Eyes

Sisyrinchium angustifolium
Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium Sisyrinchium angustifolium
1 Cultivar/Variety

Blue False Indigo

Baptisia australis
Baptisia australis Baptisia australis Baptisia australis Baptisia australis Baptisia australis Baptisia australis Baptisia australis Baptisia australis Baptisia australis flower Baptisia australis flower Baptisia australis flower Baptisia australis flower
2 Cultivars/Varieties

Blue Felicia

Felicia amelloides
bushy groundcover with pale blue daisy "flowers" bushy groundcover with pale blue daisy "flowers" Pale blue daisy "flowers" Pale blue daisy "flowers"