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1 Common orange â There are many varieties of common orange and it is widely grown. 2  The most common varieties of common oranges are the Valencia, Hartâs Tardiff Valencia, and the Hamlin, but there are dozens of other types.
From Europe, orange trees were taken to the United States, South America, Africa and Australia, which all grow oranges for sale. There are several different types of sweet orange. One of the most common types is called the Valencia orange, which comes from Spain and is also grown in Africa and Australia.