Well, after reading around some more, I'm thinking it was light-burn. It was only affecting the upper leaves. I backed off the lights another 12 inches and the new leaves coming in are looking normal, and the damaged ones aren't getting any worse.
I'm not sure why I'd need to back off on the...
This is my first year starting with grow lights. I've been rather pleased with how it is going, especially with the Purple Beauty:
However, my Albino Bullnose is looking like it is having a problem. Some leaves look fine, others are warped and have yellow/brown patches.
I started with...