Have you been spraying the plant with something, or splashing fert solution on the leaves? I see salty crust. Also variegation; this can be either natural or caused by a virus.
Keep an eye on them to see if their growth is still vigorous, and fill out the troubleshooting form to give us more info on your setup.
stinkyattic Reviewed by stinkyattic on . Plant trouble - please help I've attached some pictures here in hopes of getting some advice. I've noticed some yellowing on the leafs and now I have this strange, red/purple going on with the stems. I posted the yellowing pics in another thread and I'm not having much luck...where is stinkyattic when I need some advice!? :question: Rating: 5