Hi,
My plants are in week 5 veg, I’m noticing 2 of 4 are getting some discolouration on few of the leafs & im not exactly sure what could be the problem. The last time I fed them was July 1st . I feed with RO water & advance nutrients. .5 mL per litre of Calmag , & 2.5mL per litre of grow A&B