could someone please tell me what deficiency is this , the plant that looks like it has zinc deficiency , the other 2 that have yellow leaves , have a iron deficiency i corrected the deficiency by lowering the ph of the water and adding some iron (2ml)/calcium carbonate (1tsp) +1tsp epsom salt nutrient +30 ml dutch master liquid light +30 ml penetrator to my foliar spray
im in rockwool my plants are 1 month old and they have 2-3 sets of true leaves
for root feeding i added 1 ml Grow A + 1 ml Grow B +1 tsp epsom salts + 0.5 ml Zone + 1ml Max Grow + 0.5 ml Silica per litre
im in rockwool my plants are 1 month old and they have 2-3 sets of true leaves
for root feeding i added 1 ml Grow A + 1 ml Grow B +1 tsp epsom salts + 0.5 ml Zone + 1ml Max Grow + 0.5 ml Silica per litre