Blue Mirror Delphinium

Delphinium grandiflorum 'Blue Mirror'

Pronunciation: del-FIN-ee-um gran-dih-FLOR-um
SKU #00459
3-7

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Tall spires of brilliant violet-blue flowers rise above a tuft of large, deeply cut foliage. Its slightly shorter stature reduces the need for staking. An essential of the perennial border and of cottage gardens. A reliable bloomer for areas with short growing seasons. Bloom often continues through late summer into fall. An herbaceous perennial.
LIGHT: Full sun, Partial sun
WATER: Keep soil consistently moist but not soggy.
SIZE: Foliage reaches 12 to 18 in. tall, 18 in wide, with blooms to 24 in. tall.

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This Plant's Growing Zones: 3-7

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Be Inspired: How to Use this Plant

Bloom TimeLate spring through summer
Deciduous/EvergreenHerbaceous
Special FeaturesEasy Care
Problems/SolutionsDeer Resistant, Rabbit Resistant
Growth RateModerate
Growth HabitUpright
Flower AttributesFlowers for Cutting, Showy Flowers
Landscape UseBorder, Container
Design IdeasDelphinium is an essential of all perennial borders as well as mixed beds. Plant into foundation compositions to add highbrow beauty. Mass to create a stunning focal point or to bring out distant garden art. Add into cottage gardens to provide strong blue shades and gang along white picket fences for charm. May be inserted just about anywhere the soil is rich enough to provide elegance and color in the late spring.
Flower ColorBlue
Foliage ColorGreen
Companion PlantsBlanket Flower (Gaillardia); Black-Eyed Susan (Rudbeckia); Coneflower (Echinacea); Phlox (Phlox); Shasta Daisy (Chrysanthemum)
Care InstructionsThrives in enriched, neutral to alkaline soils; amend soil with lime if needed. Water deeply and regularly during the first growing season to establish an extensive root system. Feed with an all-purpose fertilizer in spring; repeat after first bloom flush. Prune spent blooms to prolong flowering. Cut back to the ground at the end of the season.
Details
Bloom TimeLate spring through summer
Deciduous/EvergreenHerbaceous
Special FeaturesEasy Care
Problems/SolutionsDeer Resistant, Rabbit Resistant
Growth RateModerate
Growth HabitUpright
Flower AttributesFlowers for Cutting, Showy Flowers
Style
Landscape UseBorder, Container
Design IdeasDelphinium is an essential of all perennial borders as well as mixed beds. Plant into foundation compositions to add highbrow beauty. Mass to create a stunning focal point or to bring out distant garden art. Add into cottage gardens to provide strong blue shades and gang along white picket fences for charm. May be inserted just about anywhere the soil is rich enough to provide elegance and color in the late spring.
Flower ColorBlue
Foliage ColorGreen
Companion PlantsBlanket Flower (Gaillardia); Black-Eyed Susan (Rudbeckia); Coneflower (Echinacea); Phlox (Phlox); Shasta Daisy (Chrysanthemum)
Care
Care InstructionsThrives in enriched, neutral to alkaline soils; amend soil with lime if needed. Water deeply and regularly during the first growing season to establish an extensive root system. Feed with an all-purpose fertilizer in spring; repeat after first bloom flush. Prune spent blooms to prolong flowering. Cut back to the ground at the end of the season.

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About Us

We have been pioneers and craftsmen in the art of growing plants for nearly

100 years. Since our founding in Southern California by Harry E. Rosedale, Sr.
in 1926, we have been absolutely dedicated and obsessed with quality.

We have been pioneers and craftsmen in the art of growing plants for nearly 100 years. Since our founding in Southern California by Harry E. Rosedale, Sr. in 1926, we have been absolutely dedicated and obsessed with quality.