Crossandra loves heat and does best in hardiness zones 9-11. While it can tolerate up to four hours of direct sun per day, this shrub can also be grown in partially shaded areas. Crossandra loves humidity and its leaves can be misted regularly if kept indoors.

The firecracker flower or tropical flame which is commonly called as ‘Kanakambaram‘ in Malayalam is known for its beauty and colour. Its scientific name is Crossandra infundibuliformis.