The excellent juice from the Valencia Orange tree has fruit ripening earlier than the standard Valencia orange. Evergreen. The Valencia Orange tree grows best in full to partial sun. The tree is a large, rounded tree to 25 ft. tall by 20 ft. wide. The cuttings of the Valencia Orange tree are grown and grafted on Carrizon Citrange rootstock. Fresh orange juice from orange trees, such as the Valencia Orange, is the most popular breakfast drink in America and Europe. The orange of the Valencia Orange tree are often given to children in schools as a midday snack. The texture of the outer covering of the orange makes it easy to pick. The Valencia Orange tree begins bearing fruit at an early age.