Onion sets are small immature 'bulbs' in an arrested stage of growth. As soon as they re planted in early autumn they begin to grow again and will be ready to harvest in July next year. They are rarely attacked by pests or diseases and will thrive in quite ordinary conditions.
Dobies of Devon, Long Road, Paignton, Devon TQ4 7SX. All rights reserved, E&OE. Terms & conditions apply.