Description The shape of the onion is globe. It has a extra large size bulb, yellow brown skin, and is very firm and hard.
Maturity 170 days
Disease Tolerance Pink Root Disease
Comments Super Rock is a short day variety. This variety will mature 10 days earlier than Onion, Texas Early Grano. Under proper conditions it can store for 5 months, and is good for cooking. This onion will store very well.