- Light: Bright indirect light.
- Water: Keep soil lightly moist at all times. They like high humidity, at least 60%. It is best to use distilled water or rainwater because they are sensitive to salts and fluoride.
- Extras: Purifies the air.
Rattlesnake Plant bears long, narrow mid-green leaves edged and spotted in dark green. The undersides of the leaves are a rich purple-red. It has a smaller stature than other varieties. Calathea's like fast-draining potting soil that contains peat and perlite.