allium cepa

No other name for this plant.

Care level

Easy

Popularity

Star

A key feature is the large, fleshy bulb that grows below the ground at the base of the plant. Leaves emerge directly from the top of this bulb and are often long tubes or flattened.

Care & maintenance

Light

Direct sunlight

Light that enters through west or south-facing windows, the most intense light for your interior that will expose plants directly to sunlight.

Temperature

Wide range (41°F - 86°F)

Fertilization frequency

Moderate

Monthly during the growing period.

Humidity & watering

Moderate

Keep the soil slightly moist.

An ambiant humidity between 30 and 70% is recommended.

Soil

Choose a General purpose mix: A versatile blend with excellent water retention and aeration. Provides balanced nutrition and suitable drainage for a wide variety of houseplants.

If you want to create your own substrate, you can make a mixture of the following soils:

Click on the soil name for more information.

Pot

Standard size

Standard size

Prefer a pot with a classic width/depth ratio.

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Features

Size & growth

Medium

Upright

Moderate growth

This plant grows at a moderate rate. It can reach 1 to 3 feet in height or spread.

It grows upwards without support.

Toxicity

Toxicity table by species
Human
Cat
Dog
allium cepa thumbnail

Reproduction & propagation

Fruits & flowers

Flowering & not self-pollinating

The allium cepa can produce flowers and therefore fruits.
This plant is not capable of self-pollination, it will not be able to produce fruits if it is not pollinated by another individual.

Propagation methods

The best propagation method for this specie is Bulb division.
Alternatively, you can also try the following methods:

Origin & references

Created from plant selection.
Unlike plants found naturally in the wild, this one originated in Central Asia. It was developed by people in that region and owes its existence entirely to human care and selection over time.
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