Valencia oranges are the most well-known type of orange, and nearly everyone has had a Valencia orange at some point in their lives. Valencia oranges are very sweet, and have a distinctive bright colored juice that other citrus fruits don't have. As a result of the unique color of the juice many bottled orange juices are made from Valencia oranges because people love the bright color of the juice from these oranges. You can tell Valencia oranges by the seeds - Valencia oranges have anywhere from one to six seeds per fruit