Trees vary in individual size and in the size and sweetness of their fruit. Orange Trees in Pots. Although any citrus tree can grow in a container, full sized grapefruit or orange trees may be hard pressed to survive many years even in a large container. A versatile variety, the 'Trovita' Orange can be grown either indoors or outdoors. Indoor Orange Tree Care Sunlight and Temperature. Most citrus trees available at nurseries are grafted and it used to be that they were grafted on to Poncirus trifoliata 'Flying Dragon' because it kept the trees short. Monrovia's Trovita Orange details and information. The tree can be moved to a sheltered area, indoors, or covered with a double layer composed of a blanket and then plastic. The tree is more productive when grown in desert heat, but is easily capable of developing sweet fruits indoors, without desert conditions. But nowadays more are grafted onto Poncirus hybrids like 'Dunstan', a grapefruit crossed with Poncirus or a hybrid of Poncirus crossed with orange. Trovita; Budda’s Hand; Satsumas are a small tree that can be dwarfed even more when potted. Valencia orange tree just like the one your seed came from? If you have a sunny outdoor spot, it can go outside when the nighttime temperature is consistently above 55°F. If temps return to normal the next day, be sure to uncover the orange. Learn more about Monrovia plants and best practices for best possible plant performance. Nope - - you can never be sure exactly what you'll get because plants grown from seed are all slightly genetically different. Grow the navel orange tree in a protected area of your Florida landscape if you live in an area prone to frost. Look for dwarf varieties of citrus, such as 'Improved Meyer' lemon, 'Bearss' lime, 'Kaffir' lime, kumquats, 'Trovita' orange, 'Calamondin' orange, and 'Buddha's Hand' orange for container growing. Trees are medium-sized orange trees, reaching approximately 15 to 20 feet at maturity and require the same basic care as all varieties of citrus. An indoor orange tree needs eight to 12 hours of direct daily sun like it would get in a large, south-facing window. All these small trees must be protected when temperatures drop to 25 degrees F. (-3.8 C.) or lower. And, some trees may be more resistant to diseases. Orange trees grow and fruit in pots, blooming with fragrant white flowers in spring and providing evergreen, glossy foliage all year. Orange 'Trovita' (Citrus sinensis) Join the Club to Manage Your Garden Plant Details; Basic Care Instructions; Detailed Care Instructions; Features .