Delphinium Delphis Jewel

Delphinium

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A stunning hardy perennial known for tall spikes of vibrant jewel-toned flowers, prized for vertical garden impact and cool-weather blooming.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Delphinium
Family Ranunculaceae
Genus Delphinium
Species Delphinium Delphinium
Variety Delphi's Jewel
Origin Northern Hemisphere (Europe/Asia)
Blooming Summer spikes of blue/purple flowers, occasionally re-blooms in autumn
Leaf Color Blue-green grey with deep lobes
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich, well-draining loam with organic matter; pH 6.0-7.5

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Watering

Keep soil consistently moist during bud formation; reduce watering after flowering to prevent rot

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Sunlight & Care

Full sun required for strongest stems and blooms; tolerates light shade in hot climates

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Fertilization

Apply balanced slow-release fertilizer in early spring before growth spurt

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Pruning

Cut back dead flower spikes immediately after blooming to encourage side shoots and autumn rebloom

Pest Control Aphid Leaf Miner 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
eco Leaf Persistence 8 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
50° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1500 – 35000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2000 – 4500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
400 – 2200
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

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

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