Onion Seeds

Onions, and other members of the onion family, are a staple in many dishes - so why not have them closer to home and grow them in your garden?!

Whether you're looking for Spring Onions, Shallots or Red Onions, we've got a whole range of onion seeds for you to browse.

For beginners, onions are an easy to grow and are a versatile addition to any garden kitchen. They can even be stored in onion bags over the winter.

If you want a regular supply of onions, check out our range and add to your basket!

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Types of Onion & Spring Onion Seeds

We stock a whole range of onion seed varieties - each has different benefits and is suitable for different taste preferences; so it's important to pick one that will grow best in your garden, as well as one you'll enjoy the taste of the most.

Yellow Onion Seeds

Yellow Onions have a really strong flavour, that becomes sweeter as you cook it. They are a really versatile types, and can be used in a range of dishes including salads.

These seeds are best sown from late winter to early spring. Popular seeds of yellow onions include Sturon, Alisa Craig and many more - we offer a whole range of these varieties.

Red Onions

With a distinctive, deep red colour these onions are milder and slightly sweeter than yellow onions. Popular seed varieties include Red Baron and Red Brunswick.

Spring Onions

Compared to mature onions, spring onions have a milder, less intense flavour - they have a small white bulb and long green leaves.

Shallots

With a sweet and delicate taste this variety of onions are perfect to add to dressings and sauces. It's best to sow seeds in early spring.

The Best Time to Sow Onion Seeds

To sow onion seeds, you'll need seed trays or pots, a fine seed compost, and a watering can. If you're sowing them inside, start sowing in later winter to early spring, for outside sowing, wait until late spring to early summer.

Sow the seeds in seed trays around 0.5 cm deep in pots, if sowing in trays, scatter a thin later of seed - then lightly cover the seeds with compost.

To settle the soil around the seeds, gently water them with a watering can (use a fine rose to avoid displacing the seeds)

As the seeds turn into seedlings, keep the water moist, but not waterlogged. Onions are typically ready to harvest when the tops turn yellow and start to fall over, usually in late summer to early autumn.

How Long Do Onion Seeds Take To Germinate?

Under the perfect conditions, onion seeds typically take 7 to 14 days to germinate and the optimal germination temperature is 15 to 20 degrees.

Don't forget to check out our full range of vegetable seeds before you checkout!