Onion heat treated bulbs twin packtwo amazing varieties of heat treated onions!the onion heat treated bulbs twin pack is the ideal combination of onions to grow in your allotment or vegetable patch this year. Containing both the early producing onion sets hysky and the vivid coloured delicious onion sets red ray you wont be disappointed. The twin pack contains two varieties of heat treated onion sets 250g packs of eachonion sets hyskya variety of onion strong against fusarium.the onion sets hysky is a great all rounder. Producing plump, round onions hard in texture. The onion sets hysky produces early which means you can enjoy fresh home grown onions for longer. These onions will do well in any soil type too! Onion sets red raygreat flavour and ruby colourthe exciting onion sets red ray is a true must have in your vegetable patch or allotment. This is a uniform variety that boasts an excellent ruby red skin, accompanied by an amazing flavour. Thanks to its very strong root system, the onion sets red ray is a very productive variety that is suitable for long term storage.