Onion, Red 'Rio Red Rocks' F1
‘Rio Red Rocks’ has been the best red onion in our trials over the last two or three years. It’s very productive, with a firm skin and good colour both exterior and interior. Sow from the end of July until early September.
When to sow: July, August and early September
Where to sow: In drills in a prepared garden bed
Depth to sow: 1cm
Aspect: Full sun or as sunny a spot as possible.
Soil: Prepared, well drained, fertilised soil. Add lime if soil is too acid.
Spacing: Between plants: Thin to 5 or 6cm Between rows: 40cm
Directions: Plant seed in drills during July, August or early September. Thin or transplant to 5 or 6cm apart using the thinnings as scallions. Harvest at the 80% top down that is when the tops start to lay on the ground. Put into an airy place out of the sun to cure. Store inside the house.