Plant Care Bulb Onion

Bulb Onion

Also known as

Globe onion, Globe onion, Onion, Bulb onion, Common onion, Green Onion, Evergreen White Bunching Onion, Sweet Spanish Yellow Utah, White Lisbon Bunching Onion, Brown Onion, Spring Onion and Yellow Onion


Allium cepa

How to care for Bulb Onion


How often to water your Bulb Onion

Water needs for Bulb Onion
0.5 cups
every 9

Bulb Onion needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Bulb Onion

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Globe onion in your home

Light needs and placement for plant Bulb Onion: 3ft from a window
3ft or less from
a window

Bulb Onion may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

Select your region to see how the current weather in your area affects the placement of Bulb Onion in your home 🏡.


How to fertilize Bulb Onion

Nutrient, fertilizer, and repotting needs for Bulb Onion: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Bulb Onion after it doubles in size or once a year—whichever comes first.

Care Summary for Bulb Onion

Bulb Onion

Bulb Onion

Greg recommends:


0.5 cups every 9 days


< 3ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

Trending in your area

Similar to Bulb Onion

Discover rare plants

This plant is popular in