Campanula trachelium

Nettle-leaved bellflower

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A hardy perennial herb featuring distinctively nettle-like textured leaves and bell-shaped flowers in shades of blue or violet. Thrives in cottage gardens.
yard Outdoor plants wb_sunny Shade / Half-shade pets Pet Friendly
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Plant Details

Common Name Nettle-leaved bellflower
Family Campanulaceae
Genus Campanula
Species Trachelium
Origin Southern Europe / Western Asia
Blooming Summer to early autumn, occasionally late spring
Leaf Color Grey-green to emerald green
Sunlight Shade / Half-shade
Category Outdoor plants
Pet Friendly check Yes
yard

Care & Maintenance

terrain
Soil

Well-drained, fertile loam or sandy soil with good aeration

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Watering

Keep soil moderately moist during growth, allow to dry slightly between waterings in winter

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Sunlight & Care

Prefers full sun but tolerates partial shade; ensure adequate light for blooming

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Fertilization

Apply balanced liquid fertilizer monthly during active growing season (April-September)

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Pruning

Deadhead spent flowers to encourage reblooming; cut back hard after flowering for tidiness

Pest Control Aphid Leafhopper 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 4 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
41° – 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 – 25000
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
20% – 65%
% 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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