Dark spots on the lower leaves on one of 3 babes.
Mystery genetics. Just noticed today after leaving to school and coming back.
Looks to me like a calcium issue.
FFHF/FFOF/EWC/Perlite
Transplanted since pic into 5 gallon smart pot with 1/3 OF, 1/3 Perlite, 1/3 Supersoil. Given one watering of...