Why are my orchid roots white?

Healthy orchid roots are a silvery white color. An underwatered orchids roots are silvery, but have lots of wrinkles, or have turned papery. An orchid’s roots can also be a slightly creamy, green-looking white which can be a sign of overwatering. Check for other signs of ill health if you think there’s a problem, e.g. wrinkled leaves and rotten roots.