Dracocephalum ruyschianum

Moldavian Dragonhead

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Aromatic annual herb with distinctive hooded blue-violet flowers and serrated leaves, native to Central Asia.
yard Outdoor plants wb_sunny Half-shade / Sun pets Pet Friendly
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Plant Details

Common Name Moldavian Dragonhead
Family Lamiaceae
Genus Dracocephalum
Species Ruyschianum
Origin Central Asia / Russia
Blooming Summer to early autumn (June-September)
Leaf Color Medium green, slightly grey-green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Well-draining loamy soil, rich in organic matter or potting mix with perlite

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Watering

Keep soil consistently moist during active growth, allow topsoil to dry slightly between waterings to prevent root rot

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Sunlight & Care

Full sun preferred for optimal flowering; tolerates partial shade indoors but needs high light intensity

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Fertilization

Apply diluted liquid fertilizer monthly during growing season (Spring/Summer)

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Pruning

Pinch tips to encourage bushiness and deadhead spent flowers to prolong blooming

Pest Control Aphid Spider Mite Thrip

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 4 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
agriculture Harvesting Period 1 month
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
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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 – 40000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1200 – 3500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
400 – 2000
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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