Onion Marco is a maincrop variety with excellent storage capabilities, often staying in good condition until March. The thin necked, straw coloured round bulbs of Onion Marco grow to a good size in most soils and have a good disease tolerance.
For years onions have been used as one of the oldest medicines for their anti-bacterial, antiseptic and anti-asthmatic properties. They have also shown to lower blood pressure and cholesterol levels.