Description

Onion Spring White Lisbon (Allium Cepa) is a popular, heirloom spring onion variety, known for its long, white stems and bright green tops. There is an onion variety for every time of the year, so gardeners can always have a fresh crop of this essential cooking item. For winter production ensure that a short day variety such as Texas Grano is used.

Long mild green onion. Vigorous and easy to grow. Day length neutral. Spring Lisbon is a hardy and reliable variety. It has a mild, sweet flavour with a slight bite, perfect for salads, stir-fries, and garnishes Perfect for container growing and can be tucked into mixed containers or beds.Ideal for succession sowing and container gardening, it’s a reliable choice for continuous harvests.

 

Benefits

Insect Repellant & Pollinator

• Natural pest deterrent – known to repel aphids, carrot fly, and beetles, making it a valuable border plant.

• Flowering plants (if left to bolt) can attract pollinators and beneficial insects, aiding biodiversity in mixed gardens.
  

Culinary & Medicinal Use

• Common in salads, omelettes, Asian cuisine, garnishes, and braai accompaniments.
  
• Traditionally used for clearing sinuses and aiding digestion in natural remedies.

Enhances Growth of Certain Plants

• Helps reduce competition and encourages healthy soil interactions.
  
• Compatible with root and leafy crops like carrots , lettuce and beets.
  

Improves Flavour of Neighbouring Crops

• Onions can slightly improve the flavour (terpene profile) of nearby vegetables like tomatoes, strawberries and beets

Nutritional Benefits

• Good source of vitamin C, vitamin K, folate, and antioxidants.
  
• Contains prebiotic fibre (inulin) which supports gut health.

• Low in calories but high in flavour-enhancing compounds.

Garden Performance

• Quick-growing and ideal for continuous harvests through succession sowing.
  
• Tolerates a wide range of soil types and climates.
  

• Suitable for container growing, making it ideal for patios and urban spaces.
  

 

How To Use

Onion Spring White Lisbon flourishes under the following conditions:

• Season: Year Round
• Temperature: 15-30°C
• Germinate: 7-14 days
• Depth: 2 mm
• Spacing: 3x3 cm
• Harvest: 60-70 days
• Height: 30-45 cm
• Flowering Season: Late Spring/Summer
• Exposure: Full sun to partial shade

Ideal Growing Environment

• Prefers a well drained substrate with amendments or pre-made soil containing all the necessary base additives; ideal pH between 6.0–7.0.
• Regular, even moisture is essential – avoid letting the soil dry out.
• Use low-nitrogen organic fertiliser to encourage stem growth over leafiness.
• Cool to mild temperatures, 10-24°C; tolerates light frost and some heat.
• Performs best in moderate humidity (50–70%) with good air circulation to prevent rot.
• Performs well in most regions of South Africa, particularly in mild winters and temperate zones like the Highveld, Eastern Cape, and coastal KwaZulu-Natal.
• Benefits from being planted alongside carrots, beets, lettuce, tomatoes, strawberries, broccoli, cabbage and kale.
• Intercropping: Pair with tomatoes, capsicums, broccoli, or strawberries to deter pests.
• Crop Rotation: Use as companions or rotate after heavy feeders. Perennials (rosemary, thyme, lavender) stay in place longer.
• Soil Rejuvenation: Enhance soil microbes; use as borders between cycles.
• Avoid planting with beans, peas, asparagus and sage.

 

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