I have auto big bud strain. In 15 litr fabric pots. Soil. Coco.perlitemix 70%x20%x 10% 8 weeks from germination.

Lumatech zeus pro 2.9 ul pro L.e.d. 650w

Temp has ben betweeen 21°c 24•5°c

Soil ph= consistantly 6•5 to 7•033

Run off ph between 5•5 6•0

Feed ph 6•0 to 7•0.

Fertilizeer and mix i use 30 ltr of water

75ml canna flora. 20ml cannazym 20 ml p.k 20 ml calmag

I feed 1 fertilizer every other feed.

water feed is ph 6.0 to 6.2

last week i noticed 2 of 4 showing discolouration parts of leaves.

i flushed plants added  25ml calmag to 30 ltr water for feed.