Ads
related to: best long day onion varieties
Search results
Results from the WOW.Com Content Network
There are dozens of cultivars of the onion (Allium cepa), one of the most widely cultivated species of the genus Allium, But there are also other species cultivated as 'onions'. Many are named after the first person to breed them, or the locality they came from.
Most traditional European onions are referred to as "long-day" onions, producing bulbs only after 14 hours or more of daylight occurs. Southern European and North African varieties are often known as "intermediate-day" types, requiring only 12–13 hours of daylight to stimulate bulb formation.
List of onions may refer to: List of Allium species; Allium is the onion genus, with 600-920 species, making it one of the largest plant genera in the world; List of onion cultivars; cultivars of the onion (Allium cepa) List of Tor onion services, list of tor onion websites; Onion varieties; Onion (disambiguation)
For premium support please call: 800-290-4726 more ways to reach us
Allium obtusum is a species of wild onion known by the common name red Sierra onion or subalpine onion.It is native to eastern California and western Nevada.It is a common plant in the granite foothills and mountains of the Sierra Nevada and southern Cascade Range, from Tulare County to Siskiyou County, from elevations of 800 to 3,500 metres (2,600 to 11,500 ft).
Intermediate day onions are onions that will form mature bulbs when they are in an environment where they get 12 to 14 hours of sunlight a day. [27] [29] [22] Long-day onions are onions that form bulbs when they are in an environment where they get 14 to 16 hours of sunlight a day. [27] [30] [22] For most white onion varieties, a soil pH of 6-7 ...
Ads
related to: best long day onion varieties