Orange trees are generally filled in tropical and subtropical environments for their sweet natural product. The product of the orange tree can be eaten new, or handled for its juice or fragrant strip. Citrus trees developed as elaborate compartment plants may require as long as five years to create natural product. Holder developed decorative orange trees are normally the bantam assortments which develop to a tallness of 4 to 10 feet. Restricted root space stunts tree development regardless of whether it is a standard assortment. Citrus trees are harmed at ice temperature yet can be filled in wintertime inside. Read Less