ONION Seeds, White Sweet Spanish

White Sweet Spanish Onion (Allium cepa 'White Sweet Spanish') is an heirloom, open-pollinated bulb onion producing large, round, mild white onions. Sweet enough for fresh use and versatile in cooking, it is a dependable storage and slicing onion.

At a glance

• Botanical name: Allium cepa 'White Sweet Spanish'
• Type: Heirloom, open-pollinated bulb onion (long-day)
• Bulb: Large, round, white
• Sun: Full sun
• Soil: Fertile, well-drained, slightly acidic to neutral

Best for

• Fresh slicing for salads and sandwiches
• Salsas and burgers
• Sauteing and caramelizing
• Long-day northern gardens

How to grow

Start from seed or sets in full sun and fertile, well-drained soil. Keep moisture steady through bulbing, then ease off as tops begin to fall. As a long-day onion, it bulbs best in northern latitudes. Cure bulbs in a dry, airy spot before storing.

Flavor profile

Sweet and mild with a clean, juicy bite, gentle enough to enjoy raw and rich when cooked down.

About 99Heirlooms

99Heirlooms is a seed company devoted to heirloom and open-pollinated varieties, giving home gardeners dependable seeds with the character and heritage of generations past.