How to grow and care for Allium cepa
plant care guide about watering, fertilizing, trimming, repotting, cutting, propagating Allium cepa, Garden onion, Common onion
Allium cepa 101 - Plant Care Instructions
Bright direct
16C° ~24C°
Every 10 days
Water
How to water Allium cepa
How often should I water?
check Allium cepa Every 10 days if it needs water. when it’s very cold(below 5℃), water less frequently
When do I need to water?
the top 2-3 inches of soil is dry
When is the Dormant period
it goes into dormancy in the Summer, Winter. during the period, 1.5~2x the watering interval you use in the warm season.
Light & Location
How much light does a Allium cepa need?
Bright direct
Grow light
Light preference
Allium cepa likes Bright direct light, Grow light day. The brighter the space, the better this plant grows.
Check if there’s an optimal place in your house!
This plant prefers
2K ~ 20K lux to thrive!
0
20K~
2K
20K
Temperature
Natural habitat
-15
3~40℃
45
Houseplant temperate preference
-15
16~24℃
45
Plants that grow in the wild and those that grow indoors prefer different temperatures. If you grow Allium cepa at home, make sure the temperature is 16~24℃.
Humidity
Houseplant temperate preference
0
40~70%
100
Allium cepa prefers humidity about 40~70%. If necessary, increase humidity by misting, humidifier.
Fertilize
When should I fertilize?
Only when your plant is healthy!
How frequently should I fertilize?
1-2 times in growing season. A pinch for a small pot.
Characteristic
| Characteristic Name | Characteristic Value |
|---|---|
| Lifespan | Perennial, Annual, Biennial |
Is Allium cepa toxic?
Allium cepa is dangerous to Cat, Hamster, Dog
Cat
Hamster
Dog
Is your plant sick?
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