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Onion Centro F.1. Hybrid Seed . A good new kitchen onion for cooks and show bench, Onion Centro F.1. Hybrid will produce early mature onions by July from a January sowing. A spring sown type but can be sown in October and grown on in the greenhouse.
If you want to show this onion , it a sure fire Championship winning onion, winning both at Harrogate and The NVS Nationals , unbeatable when grown well. Perfect for the 250 gram class.
TOP SIZE SEED.
Culture: Sow in Modules/Pots in January and plant outing April, plant out at the 3/4 leaf stage 6 inches apart all ways, on good fertile ground. The best clean unmarked onion are grow under cover. To ripen place in a totally dark cool building with lots of forced air on them.