Onion Seeds 'Centro'
Onion Seeds 'Centro' Onion Seeds 'Centro'
Onion Seeds 'Centro'
Onion Seeds 'Centro'
Onion Seeds 'Centro'

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Onion Seeds 'Centro'

Allium cepa

Sow Onion Centro seeds for high yields of top-quality firm round onions with golden brown skins and good flavour. Stores well over a long period.

Marshalls Garden

500 Seeds

10204153

In stock

£2.99

Seed Only Delivery £2.99* | Learn More

Seed Only Delivery £2.99*

Seeds £2.99: Dispatched by our expert team within 24hrs of placing your order 7 days a week

To ensure your seeds arrive in the freshest condition and undamaged, they are carefully packed in specially designed, fully recyclable packaging.

For larger seed orders we use Yodel express delivery to ensure you receive your package within 3 days of placing your order with the addition of it being fully tracked for your peace of mind.

Key Features

Marshalls Garden

High Yield

Marshalls Garden

Hardy

Marshalls Garden

Low Maintenance

Marshalls Garden

Disease Resistant

Product Information

Eventual Height:

40cm

Position:

Full Sun

Suitable for:

Pots, Window Sill, Patio, Small Gardens, Borders, Vegetable Plot, Window Boxes, Raised Bed

Plant Type:

Annual

Complete The Job

Growing Calendar

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Plant outdoors

Plant outdoors

Harvest

Harvest
  • High yields of top-quality onions
  • Golden brown skins
  • Good flavour
  • Stores well for a long period

Onion ‘Centro’ produces a high yield of top-quality firm round onions with golden brown skins and good flavour. It stores very well over a long period.

Sow indoors

January-March: Sow thinly 1cm (1?2in) deep in clean trays or modules of firm pre-watered compost. Place in warmth 50-60°F (10-15°C) and keep moist at all times. When large enough to handle transplant 5cm (2in) apart to trays of potting compost.p>

Sow outdoors

March-April: Sow thinly into pre-watered soil 1cm (1?2in) deep, in short rows 20cm (8in) apart, directly into harvest position. Keep soil moist at all times until seedlings are established.

Plant out

April-May: Harden off before planting out into the required harvest position 15cm (6in) apart in rows 30cm (12in) apart.

Tips

Weed regularly. Harvest once the leaves turn yellow and flop over. Leave onions to dry before storing.

Why Marshalls Garden

Why Marshalls Garden

We are more than just a team; we are your gardening experts, dedicated to providing valuable guidance and support for all your gardening endeavours.

Discover our wide range of gardening guides developed over 75 years, showcasing our commitment to gardening.

Contact us on Mon - Sat and even on bank holidays (because gardening queries don't follow a calendar), to discuss our product range or chat about all things gardening.

When you order from us, expect promptness. 'In stock' plants and seeds are dispatched within two working days. And because we're as green as our thumbs, all our packaging is recyclable.

We are honoured to have received the prestigious silver medal at the 2022 Great British Growing Awards for Best Online Retailer.

Our trustworthiness isn't just us talking. It's thousands of five-star reviews on Trustpilot and a 100% happiness guarantee on all our products. We're not just here to sell, we're here to sow trust.

Soil Type

Sow seeds into seed sowing compost for fast and healthy germination

Reviews

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