lowryder/ ganj dwarf leaves yellowing!!??

[SalukiC-O'Green]

hey everyone

ive got 5 little dwarfs that are just starting to get resin and bud.. my bottom leaves are turning yellow in very small spots and get hard and curl up..


is this normal? because they have started budding.. its just the bigger fan leaves on bottom

any help? im using floranova bloom 1/2 reccommended dose cuz of being dwarf plant