Delphinium Blue Power

Delphinium 'Blue Power'

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Tall perennial featuring spikes of deep blue flowers in summer, ideal for cottage gardens requiring cool roots and good drainage.
yard Outdoor plants wb_sunny Half-shade pets Not pet-safe
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Plant Details

Common Name Delphinium 'Blue Power'
Family Ranunculaceae
Genus Delphinium
Species Elatum
Variety Blue Power
Origin Cultivated Hybrid (Europe/USA)
Blooming Summer flowering spikes up to 1.5m, cut flower crop
Leaf Color Grey-green rosettes and basal leaves
Sunlight Half-shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich, deep loam with good drainage. Slightly alkaline to neutral pH preferred.

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Watering

Regular watering during growth and bloom period. Avoid waterlogging at crown.

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Sunlight & Care

Full sun for best flowering; provide afternoon shade in hot climates. Mulch roots to keep cool.

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Fertilization

Apply balanced slow-release fertilizer at planting, monthly liquid feed during active growth.

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Pruning

Deadhead after first flush for rebloom; cut back stems to ground level in late autumn.

Pest Control Aphid Caterpillar Slug Snail

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 3 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
agriculture Harvesting Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
-4° – 86°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1500 – 40000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
800 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
20% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Delphinium Blue Power? Select a symptom to diagnose and fix the issue.

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