Diamond Swan F1 Hybrid is an early, intermediate/long-day onion with excellent storage capabilities. This variety features a round, very white bulb with a refined neck. Highly single centered.
9,000 seeds/oz.; 3-4 lbs./acre; 10 days, 70°F.
Intermediate/Long-Day onions are onions that bulb up with 10-14 hours of daylight.
Sow directly in the field or early in containers. Cut plants back by half if they stretch in containers. Allium cepa unless otherwise noted.