(Giant) Large Onions 'Mammoth Improved'

Sowing method: Jan-March indoors (for a serious record attempt) or April-June outdoors in rows. In the latter case, improve the existing soil with potting compost. Planting distance 20-30 cm, harvestable June-Aug. The taste is quite mild.

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Sowing/planting time:

• January
• February
• March
• April
• May
• June

Harvesting time:

• June
• July
• August

Soil type:

• All soil types

Cultivation location:

• Indoors
• Outdoors

Position:

• Sun

• Flower colour: White flowers in umbels
• Origin: Central Asia
• Average growth height: 30 to 60 cm
• Annual or perennial: Annual
• Attractive to insects: N/A
• Winter hardy: Not frost hardy
• Ease of cultivation: Moderate

• Latin: Allium cepa
• Dutch: Onion
• Also known as: Large onion, Giant onion
• English: Onion

• All year round