Can you post a picture?

Need more information re what you fertilize with and specifics about the grow medium you're using. Does you fertilizer contain magnesium? Did you make your grow medium or is it co9mmercially prepared for potted plants? White foliage on plants that aren't variegated is often associated with a Mg deficiency. Reason: Magnesium is central to the green pigment, chlorophyll, molecule.

Al