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Simane Seeds
  • Simane Seeds


A joy to both grow and eat, this old continental variety will please the palate as well as beautify the table.

Out of stock

    Allium cepa


    180 Days


    Hardy Annual

  • Plant Size

    Height Up To 45cm (17.7in) Spread Up To 10cm (3.9in)

  • Hardiness & Longevity

    Hardy Annual

  • Ideal For

    Kitchen Garden

  • Position In

    Full Sun


Simane Onion Seeds

Highly popular in Spain, Italy and France, the Long de Florence Simane onion sports a beautiful spindle-shaped form, a carmine-red skin, and rose-coloured rings inside.

The bulbs have a sweet, mild flavour that’s perfect for salads. It also happens to be one of the easiest and most reliable onions to grow. Begin sowing as early as possible in the growing season all the way through to April.

Harvest occurs August through October. Awarded the RHS Award of Garden Merit in 2005

Common Questions

How long does it take Simane Onions to grow from seed? Simane Onion Seeds take about five months to fully mature, if you are growing onions for the first time it is usually recommended to grow from sets. Onion sets mature around 2 months and are less likely to catch diseases from your soil and insects.

Can you soak Simane Onion seeds before planting out in the garden? Many gardeners believe that soaking Simane Onion seeds before planting offers higher germination rates. Depending on the recommendations you can soak your onion seeds from 15 minutes to a few hours. Some keen growers recommend soaking your onion seeds in warm water or compost tea to help speed up germination.

Do Onions require full sun to grow from seeds? Simane Onions require at least 13 hours of light on daily basis to form a bulb. To ensure you have an Onion Summer harvest you need to plant your Onions out as soon as your soil is movable in the Spring.

Sow and Harvest Times

Plant out:

Product Features

Germination Time
7 - 14 Days
Sowing Method
Start in Pots or Trays
Days to Maturity
180 Days
Grow in Greenhouse
Optional, for Early Crop
Number of Seeds Per Packet
Recommended Soil pH
5.6 - 6.6


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