Tree: Evergreen. Has beautiful lemon and lime variegated foliage. This makes a great focal and patio plant outdoors and as an indoor potted houseplant. Height: 30-40 feet. Exposure: part shade. Water: moderate. USDA Z10. Indoors: Provide bright, filtered light. Height: 6 feet. Water: allow to dry out between waterings. Known as an air purifier as it can filter toxins in the air.