Rossa Lunga di Firenze Onion Seeds (Aimers International) 2860. Heirloom Vegetable. Variety originated in Italy. Very mild, sweet tasting red onion. Elongated bulbs range from 7.5-10 cm (3-4”) in length with a red skin covering crisp, juicy sweet flesh. Superb for fresh eating, salads, roasting or pickling. Matures in 90-100 days.
How to Grow
Start seeds indoors in a sterile medium 10 weeks before plant out time or direct seed in a sunny site with well worked fertile soil in early spring as soon as soil becomes workable. Seed typically germinates in 10-14 days.
Planting Depth: 12.5 mm (1/2”). Seed Spacing: 12.5 mm (1/2”). Thin to: 10 cm (4”). Row Width: 25 cm (10”).
COMMENTS: Use thinnings as spring greens. Onions grow best in rich organic soil. Keep soil evenly moist.