Allium karataviense

Karatavsky Onion

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Ornamental bulbous perennial with broad blue-grey basal leaves and spherical purple-pink flower heads, ideal for rock gardens and borders.
yard Outdoor plants wb_sunny Shade / Half-shade pets Not pet-safe
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Plant Details

Common Name Karatavsky Onion
Family Amaryllidaceae
Genus Allium
Species Karataviense
Origin Central Asia (Iran, Afghanistan)
Blooming Late spring to early summer, forming spherical umbels.
Leaf Color Blue-grey / Glauco-green
Sunlight Shade / Half-shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-drained, gritty soil; requires excellent drainage to prevent bulb rot.

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Watering

Water moderately during active growth (spring). Allow soil to dry out completely after foliage dies back for dormancy.

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Sunlight & Care

Full sun is preferred for optimal flowering; tolerates partial shade in hot climates.

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Fertilization

Apply slow-release bulb fertilizer or compost in early spring before emergence.

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Pruning

Remove spent flower heads. Do not cut foliage until it yellows and withers naturally.

Pest Control Aphid Leaf Miner 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 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
10° – 86°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
30% – 60%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 45000
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
water
Soil Moisture
10% – 50%
% volumetric
Water content in the growing medium
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Soil EC
400 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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