White Sweet Spanish onions have white flesh and skin and produce bulbs about 12 cm in diameter. Their flavor is sweet. Sow seeds indoors during winter for mature bulbs 120 days after transplanting outdoors or sow directly in the garden in spring for small green onions to boot. Long day variety. Good shelf life.

ADDITIONAL INFORMATION

Seeds

~300

Difficulty       

Easy

Sowing        

Direct, Indoor

Lifecycle      

Biennial

Root cellar   

Yes

Sowing season       

Winter, Spring

Growing tips

Conditions of germination:

depth of sowing: 1 cm

optimal temperature for germination: 18 to 29ºC

time for germination: 5 to 12 days

When to sow:

indoor sowing 8 to 10 weeks before the last frost date in your area OR

direct sowing when the soil can be worked in the spring for green onions

Sowing technique: in a row

Inside the same hole, sow 3 to 5 seeds spaced 1 to 2 cm apart; when the seeds have germinated and the seedlings have reached a height of 5 cm, keep all the plants if space is available or keep only the best plants.

for indoor seedlings: transplant into individual containers while waiting for transplanting in the garden OR

for direct seedlings: transplant to their final location in the garden

Transplanting outdoors (for seedlings started indoors):

When all risk of frost is removed

Distance in the garden:

between plants: 10 to 15 cm

between rows: 30 to 45 cm

Soil: rich and well drained

Water: regular watering

Exposure: full sun

Days to harvest (after transplanting): 60 to 65 days for small green onions, 110 to 130 days for large onions