Sour Orange is a hybrid of pomelo and mandarin, valued for its juice and fragrant rind. Commonly used to flavor both sweet and savory dishes, it’s also cooked into marmalade, and its essential oils are extracted for use in fragrances and household cleaners.
 
Taste: Sour oranges are juicy and acidic with an extremely bitter taste.
Tree size: 10 - 15 ft tall
Fruit size: 2.5 - 3 inches in diameter
Seeds per fruit: 4 - 12
Season: January - March
Zones: 9 - 11