Red Grano Onion (Allium cepa) is a medium sized vidalia type onion that is the all-popular onion you'd put on your cheeseburger or put in your salads. This heirloom will produce crisp red onions that are baseball to softball in size, sometimes up to a pound per onion. Best grown in the south over winter. Resistant to pink root Germination in 4-10 days, maturity in 110 days Collected: 11/24 Germination: 85%