Onion Hylander F.1 hybrid seed. A spring sown type onion. Onion Hylander F.1 hybrid is a round globe shaped onion with skins that do not split easily. One for the kitchen and the show bench.
Culture: Sow in Modules/Pots in August/September and plant out under cover in October or sow in January in the greenhouse at 18c, 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.