Onion 'Purplette' organic

Organic 'Purplette' onion ( Allium cepa ) from the Gaia seed company, a touch of color and sweetness in the vegetable garden

The 'Purplette' onion is an heirloom variety known for its vibrant red color and mild, sweet flavor . Its tender, juicy flesh , combined with a slight sweetness , makes it an ideal choice for salads, fresh garnishes, and marinades . Unlike traditional onions, it is appreciated for its delicate flavor , which does not overpower dishes, but brings a subtle, refined touch.

With its early maturity , it can be harvested in just 70 to 80 days , making it a perfect option for impatient gardeners or those who want to spread their harvests over the season . In addition, its compact size and excellent storage capacity allow you to enjoy its freshness and sweetness until the end of the season .

Spread: Compact shape and upright foliage
Plant height: 30 to 40 cm
Quantity per pack: ± 200 seeds
Companion plants: Brassicaceae, carrot, tomato, lettuce, beetroot, parsnip, chamomile, rose, strawberry
Enemy plants: Beans, peas, asparagus

Did you know?

Red onions like the 'Purplette' are particularly rich in antioxidants , including quercetin and anthocyanins , which help reduce inflammation and protect the cardiovascular system . Their colorful skin contains beneficial compounds that act as natural health protectors .

Traditionally, red onions were also used for their antiseptic and medicinal properties , and served as a natural remedy for respiratory infections and winter ailments.

Cultivation method

Start seedlings indoors 10-12 weeks before planting out outdoors , at an optimum temperature of 20-25°C . When seedlings reach 12cm (5") , prune them back to 2.5cm (1") to encourage thickening and stimulate vigorous growth .

Transplant them into the ground after the last frost, spacing them 6" (15 cm) apart and 18-30" (45-75 cm) between rows . Plant 1/8-1/4" (0.3-0.6 cm) deep in loose, well-drained soil .

The 'Purplette' onion requires exposure to full sun and regular watering , without excess, to avoid the development of fungal diseases .

Harvesting and conservation

• Harvest when the tops turn yellow and droop , a sign that the onion is ripe.
• Let them ripen for 3 to 5 days in the field , or dry them in a greenhouse at 23-26°C with 80% humidity .
• Store in a root cellar , at 0-1°C with a humidity of 65-70% , to extend the dormancy period and preserve their flavor.
• Slow cooling and drying helps to optimize shelf life.

Ideas for use in the kitchen

• Add them fresh to salads for a crunchy and slightly sweet touch.
• Marinate them with vinegar and spices to obtain colorful and tangy onion pickles.
• Add them to sauces and dressings to enhance their subtle flavor.
• Roast or caramelize them to intensify their natural sweetness.
• Use them in tacos, burgers and Mediterranean dishes , where their mild flavor pairs wonderfully with cheeses and grilled vegetables.

With its refined taste, rapid growth and vibrant color , the 'Purplette' onion is a must-have for a colorful, gourmet vegetable garden !