Onion plant growing herbaceous of the genus Allium also known as Bulb Onion, Onion plant is a perennial plant because the vegetative reproduction of the bulbs, the bulb is biennial and grown as annual plant, can grow in mediterranean, desert, subtropical, temperate climate , some cultivars also grow tropic climate and growing in hardiness zone 3-12.
Leaves are narrow and hollow grow in radial growth, leaves grow in groups linked together.
Flowers small the color is white the flower grow on hollow stem as inflorescence in a umbel shape.
Onion plant bulb
Bulb is made from layers that grow in radial round shape the layers color can be: white, yellow or purple.
Onion plant for sale – Seeds or Plants to Buy
Requirements for Onion plant growing and care:
Mulch, rich soil, well drain soil, free of rocks, nitrogen
What is the best way to start growing?
Plant / Seed / Bulb
Is it necessary to use vegetative reproduction?
No, but possible
Difficulties or problems when growing:
?
Planting season:
Spring, summer / Autumn depend on the cultivars
Pests and diseases:
Onion plant fly, Onion plant thrips
Pruning season:
All season
How to prune:
Stem of inflorescence
Size of the plant?
Bulb 1-10 cm (0.3-4 inches), leaves 10-50 cm (4-20 inches)
Growth speed in optimal condition:
Medium growing
Water requirement:
Average amount of water
Light conditions in optimal condition for growing:
Full Sun / Half Shade
Is it possible to grow as houseplant?
No
Growing is also possible in a planter /flowerpot / containers:
Yes
Blooming information
Bloom season:
Summer
General information about the flower
White flowers grow in inflorescence on hollow stem
Thinning the bloom:
Recommend to thinning the stem unless you want the seeds
Pollination is done by:
Bees
Edible leaves
Leaves harvesting season:
All year
How to harvest the leaves?
Two possibility separate leaves or all the leaves of the plant (better all together with the bulb)
Information about leaves:
Leaves are narrow and hollow grow in radial growth, leaves grow in groups linked together
Uses of Onion plant leaves:
Eaten raw, cooked, spice, herbs
Edible Roots
Information about Bulb:
The bulb is made from layers that grow in radial round shape the layers color can be: white, yellow or purple
When to pull up Bulb:
Summer / Autumn
Uses of Onion plant bulb:
Eaten raw, cooked, spice, salad
Vegetative Reproduction
Vegetative Reproduction Method:
Bulbs
Preferred time for vegetative reproduction:
All year
Time to grow roots in vegetative reproduction:
If the bulb is fully grow, in the beginning of the season it grows the roots
Treatment for vegetative reproduction:
The same as fully grown plants, sometimes more water
Scientific name:
Allium cepa