blue Garden Flowers

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Silvery Dwarf Harebell (Edraianthus)	blue Silvery Dwarf Harebell (Edraianthus) plant height (cm): 5-30 cm type of stem: creeper timing of flowering: july, june flower color: purple, blue, light blue known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: middle landscape use: rock garden method of cultivation: non seedlings sun exposure: full sun life span: perennial soil type: sandy loam soil soil acidity: alkaline soil, neutral soil water needs: low, moderate cold hardiness zone: 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) shelter in winter: requires shelter frost resistance: frost resistance read more...
Spanish Bluebell, Wood Hyacinth (Endymion hispanicus, Hyacinthoides hispanica)	blue Spanish Bluebell, Wood Hyacinth (Endymion hispanicus, Hyacinthoides hispanica) plant height (cm): 5-30 cm type of stem: erect timing of flowering: june, spring flower color: lilac, pink, blue, light blue, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: middle landscape use: container, flowerbed, border method of cultivation: non seedlings sun exposure: semi-shade, full sun life span: perennial soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate, high cold hardiness zone: 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C) shelter in winter: requires shelter frost resistance: frost resistance read more...
Arctic Forget-me-not, Alpine forget-me-not (Eritrichium)	blue Arctic Forget-me-not, Alpine forget-me-not (Eritrichium) plant height (cm): 5-30 cm type of stem: creeper timing of flowering: july, june flower color: purple, blue, light blue, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: middle landscape use: border, rock garden method of cultivation: non seedlings sun exposure: full sun life span: perennial soil type: sandy loam soil, sandy soil soil acidity: alkaline soil, neutral soil water needs: low cold hardiness zone: 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C) shelter in winter: requires shelter frost resistance: frost resistance read more...
Twining Snapdragon, Creeping Gloxinia (Asarina)	blue Twining Snapdragon, Creeping Gloxinia (Asarina) plant height (cm): higher 100 cm type of stem: vine timing of flowering: autumn, august, july, june flower color: lilac, pink, purple, blue, red, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: middle landscape use: vertical gardening, hedge, specimen method of cultivation: seedling sun exposure: full sun life span: perennial, annual soil type: loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 9 (-7 to -1°C), 10 (-1 to +4°C) shelter in winter: shelter is not required frost resistance: does not tolerate frost read more...
Monkshood (Aconitum)	blue Monkshood (Aconitum) plant height (cm): 70-100 cm type of stem: erect timing of flowering: autumn, august, july flower color: lilac, pink, purple, blue, light blue, white known to be toxic: parts of plant are poisonous or toxic fragrant flower: no fragrance flower size: middle landscape use: specimen method of cultivation: non seedlings sun exposure: full shade life span: perennial soil type: loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) shelter in winter: shelter is not required frost resistance: frost resistance read more...
Bugle, Bugleweed (Ajuga)	blue Bugle, Bugleweed (Ajuga) plant height (cm): 5-30 cm type of stem: creeper timing of flowering: june, spring flower color: lilac, blue, light blue known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: small landscape use: groundcover, flowerbed, border, rock garden method of cultivation: non seedlings sun exposure: full shade, semi-shade, full sun life span: perennial soil type: sandy loam soil, clay soil, loamy soil soil acidity: alkaline soil, neutral soil, acid soil water needs: moderate, high cold hardiness zone: 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) shelter in winter: shelter is not required frost resistance: frost resistance read more...
Lungwort (Pulmonaria)	blue Lungwort (Pulmonaria) plant height (cm): 30-70 cm type of stem: erect timing of flowering: june, spring flower color: lilac, pink, blue known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: small landscape use: container, flowerbed, border, rock garden method of cultivation: non seedlings sun exposure: full shade, semi-shade life span: perennial soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) shelter in winter: shelter is not required frost resistance: frost resistance read more...
Day Flower, Spiderwort, Widows Tears (Commelina)	blue Day Flower, Spiderwort, Widows Tears (Commelina) plant height (cm): 30-70 cm type of stem: erect timing of flowering: autumn, august flower color: lilac, blue, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: middle landscape use: groundcover, container, flowerbed, border method of cultivation: non seedlings sun exposure: semi-shade, full sun life span: perennial, annual soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 9 (-7 to -1°C), 10 (-1 to +4°C) shelter in winter: requires storage room frost resistance: does not tolerate frost read more...
Californian bluebell, Lacy Phacelia, Blue Curls, Caterpillar, Fiddleneck, Spider Flower, Wild Heliotrope	blue Californian bluebell, Lacy Phacelia, Blue Curls, Caterpillar, Fiddleneck, Spider Flower, Wild Heliotrope plant height (cm): 5-30 cm type of stem: erect timing of flowering: august, july, june flower color: lilac, blue, light blue known to be toxic: not poisonous plant fragrant flower: fragrance flower size: middle landscape use: container, flowerbed, border method of cultivation: non seedlings sun exposure: full sun life span: annual soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: no data shelter in winter: shelter is not required frost resistance: frost resistance read more...
Persian Violet, German Violet (Exacum affine)	blue Persian Violet, German Violet (Exacum affine) plant height (cm): 5-30 cm type of stem: erect timing of flowering: august, july, june flower color: lilac, pink, purple, blue, white known to be toxic: not poisonous plant fragrant flower: fragrance flower size: middle landscape use: container, flowerbed, border method of cultivation: seedling sun exposure: full sun life span: annual, perennial soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 9 (-7 to -1°C), 10 (-1 to +4°C) shelter in winter: requires storage room frost resistance: does not tolerate frost read more...
Knapweed, Star Thistle, Cornflower (Centaurea)	blue Knapweed, Star Thistle, Cornflower (Centaurea) plant height (cm): 30-70 cm type of stem: erect timing of flowering: august, july, june flower color: burgundy, lilac, pink, purple, blue, light blue, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: large landscape use: flowerbed, specimen, border method of cultivation: non seedlings sun exposure: full sun life span: annual soil type: sandy loam soil, loamy soil soil acidity: alkaline soil, neutral soil water needs: moderate cold hardiness zone: no data shelter in winter: shelter is not required frost resistance: frost resistance read more...
Verbena	blue Verbena plant height (cm): 30-70 cm type of stem: creeper timing of flowering: autumn, august, july, june flower color: burgundy, lilac, pink, purple, blue, red, white known to be toxic: not poisonous plant fragrant flower: fragrance flower size: middle landscape use: flowerbed, specimen, border method of cultivation: seedling sun exposure: full sun life span: annual, perennial soil type: sandy loam soil soil acidity: alkaline soil, neutral soil water needs: moderate cold hardiness zone: 7 (-18 to -12°C), 8 (-12 to -7°C), 9 (-7 to -1°C) shelter in winter: requires storage room frost resistance: does not tolerate frost read more...
Heliotrope, Cherry pie plant (Heliotropium)	blue Heliotrope, Cherry pie plant (Heliotropium) plant height (cm): 30-70 cm type of stem: erect timing of flowering: autumn, august, july, june flower color: lilac, purple, blue, white known to be toxic: parts of plant are poisonous or toxic fragrant flower: fragrance flower size: small landscape use: container, flowerbed, specimen, border method of cultivation: seedling sun exposure: full sun life span: perennial, annual soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 10 (-1 to +4°C), 9 (-7 to -1°C) shelter in winter: requires storage room frost resistance: does not tolerate frost read more...
Crown Windfower, Grecian Windflower, Poppy Anemone (Anemone coronaria)	blue Crown Windfower, Grecian Windflower, Poppy Anemone (Anemone coronaria) plant height (cm): 30-70 cm type of stem: erect timing of flowering: autumn, august, july, june flower color: lilac, pink, blue, light blue, red, white known to be toxic: not poisonous plant fragrant flower: no fragrance flower size: large landscape use: container, flowerbed, border method of cultivation: non seedlings sun exposure: semi-shade, full sun life span: perennial soil type: sandy loam soil, loamy soil soil acidity: neutral soil water needs: moderate cold hardiness zone: 9 (-7 to -1°C), 8 (-12 to -7°C), 7 (-18 to -12°C), 6 (-23 to -18°C) shelter in winter: requires storage room frost resistance: does not tolerate frost read more...