Allium fistulosum

Green Onion

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Perennial herbaceous plant featuring hollow green tubular leaves and small white bulbs, widely cultivated as a culinary vegetable.
yard Kitchen garden plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Green Onion
Family Amaryllidaceae
Genus Allium
Species Fistulosum
Origin Central Asia
Blooming Rarely flowers in cultivation, produces white umbels on tall stalks.
Leaf Color Light Green
Sunlight Half-shade / Sun
Category Kitchen garden plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich loamy soil with excellent drainage and high organic matter content.

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Watering

Keep soil consistently moist but not waterlogged; reduce watering during dormancy.

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Sunlight & Care

Full sun for optimal growth; tolerates partial shade in extreme heat.

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Fertilization

Apply balanced liquid fertilizer every 4 weeks during active growing season.

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Pruning

Harvest outer leaves as needed; cut entire plant when bulbs mature.

Pest Control Aphid Leek Moth Onion 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 3 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 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
50° – 86°
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)
4000 – 15000
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
25% – 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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Common Problems

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