
Homegrown onions have great storage potential
Image: Onion ‘Crusado’ F1 from Thompson & Morgan
For the best independent advice on growing onions, we’ve found a selection of expert articles, videos and Instagram posts to help you raise a bumper crop. Whether you prefer to plant onion sets in autumn or spring, or you want to grow huge, exhibition-sized bulbs that you’ve carefully nurtured from onion seeds, here are some top tips…

The Thompson & Morgan horticultural team produces a wealth of content around gardening and food production. Since the first seed catalogue was published in 1855, Thompson & Morgan has grown to become one of the UK’s largest Mail Order Seed and Plant companies. Through the publication of our catalogues and the operation of our award-winning website, Thompson & Morgan is able to provide home gardeners with the very best quality products money can buy.













