Vaccaria segetalis

Cowherb

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Hardy annual herb with distinctive pink-red or white flowers, native to Europe and Asia. Often used as an ornamental or in traditional medicine.
yard Outdoor plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Cowherb
Family Caryophyllaceae
Genus Vaccaria
Species Segetalis
Origin Europe / Asia
Blooming Summer to early autumn, solitary terminal flowers
Leaf Color Glaucous blue-green
Sunlight Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-drained sandy or loamy soil, tolerates poor conditions and alkaline soils

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Watering

Moderate watering during establishment, drought tolerant thereafter. Avoid waterlogging.

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Sunlight & Care

Requires full sun exposure for optimal growth and flowering intensity

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Fertilization

Minimal fertilizer needed; excessive nitrogen causes weak stems

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Pruning

Remove spent flowers to prevent self-seeding or deadhead for continuous bloom

Pest Control Aphid Beetle Caterpillar

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 2 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
41° – 95°
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)
20000 – 60000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1000 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
20% – 50%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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