Summer White Onion ‘Alibaba’ Seeds (Allium cepa)

Grow mild, crisp onions with Summer White Onion ‘Alibaba’ (Allium cepa). This early-maturing summer variety produces medium-sized, pearly white bulbs with a sweet, delicate flavor, perfect for fresh salads, cooking, and light pickling. Easy to grow and reliable, it’s ideal for kitchen gardens, raised beds, and allotments.

How to Grow

• Sow seeds indoors 8–10 weeks before the last frost or directly outdoors in early spring.

• Use fertile, well-drained soil in full sun.

• Sow seeds 0.5–1 cm deep and thin seedlings to 10–15 cm apart.

• Keep soil consistently moist for germination (10–14 days).

• Harvest bulbs when tops begin to yellow and fall over; cure in a dry, airy place before storage.

Key Features

• Medium-sized, pearly white bulbs with mild, sweet flavor

• Early-maturing summer variety

• Ideal for fresh salads, cooking, and light pickling

• Hardy, productive, and easy to grow

• Suitable for kitchen gardens, raised beds, and allotments

Ideal For

• Vegetable gardens, raised beds, and allotments

• Fresh salads, cooking, and pickling

• Succession sowing for continuous harvest

• Homegrown culinary use

Sowing

• Best time: 8–10 weeks before last frost indoors or early spring outdoors

• Depth: 0.5–1 cm

• Spacing: Thin to 10–15 cm apart

• Prefers full sun and fertile, well-drained soil

Quick Tip

• Sow in succession every 2–3 weeks to enjoy a steady supply of tender, mild white onions.