Selected from Spain and improved over several years, Texas A&M University released 'Texas Early Grano' in 1944. 
Grown for its large tops and high yield, its extra-large bulbs can grow to weigh up to a pound. 
With white flesh and straw-colored skin, this sweet onion will shine cooked or fresh. 
Great disease resistance. 
As a short-day onion, it grows best from fall to spring in the southern states, south of the 35th parallel. Not recommended for cold-climate areas unless greenhouse grown.
Days to Maturity: 110 days

Family: Alliaceae (formerly Liliaceae) Allium or Onion family, includes onions, garlic, chives, shallots, and leeks.

Type: Short-day onion (Learn more)

Native: Exists only in cultivation

Hardiness: Biennial grown as an annual

Exposure: Full sun.

Variety Info: Light brown skin surrounds the white onion. Large bulbs can grow up to 1 lb. each. 'Texas Early Grano' is a sweet onion with a short to moderate storage period.