White onion

White onion

Family: Liliaceae
Genus: Allium
Species: A. cepa


Onion belongs to the family of Liliaceae. Develops numerous superficial roots of a whitish color. The leaves are hollow and bulging at the bottom. The bulb is formed by thickening of the basal part of leaves divetano fleshy, white, red or purple. The second year flowering stem that forms the top of the door to an inflorescence umbel composed of many flowers that form a capsule containing 1-2 seeds of black or brown and irregularly shaped. Below some varieties from white group.

Growing Sheet

Scientific name Allium cepa
Productivity cycle Annual
Recommended Seeding In Pots
Number of seeds 2
Sowing Depth 1.00 cm
Distance between rows 25 cm / 40 cm
Distance between rows 15 cm / 25 cm
Estimated number of plants/sqm 30.00
Average growing time 140 gg / 180 gg
Average sprouting time 10 gg / 15 gg
Produce per sqm 2.00 kg / 4.00 kg
Estimated growing sqm per person 1.2
Ideal Sprouting Temperature (C°) 5 °c - 26 °c
Min. Temperature (C°) 5 °c
Soil pH 6.00 / 7.00
Can be grown in pots yes


Onion Pompei

Very early, flattened form, suitable for mild climates

Onion Pompei
Di Maggio onion

Early, very flattened bulb, excellent eaten fresh

Di Maggio onion

Medium early, globular elongated bulb

Southport white globe

Late, big round elongated bulb

Southport white globe