watering coco

How often to water and what amount per size of pot?

Please can anybody advice how to diy watering system?

Happy growing guys. ive included some pictures but i’m having two issues. 1: I can’t tell if i’m over or under watering. When I feel like I correct the watering they fluctuate. I use KIND living hot soil below coco so I don’t water till run off. This kind of leads me to 2: I can’t tell if i’m...

So I have 7 plants that just started flowering and 6 in veg that are 36 days old. I just found out that I'm growing in Coco coir when I thought it was soil. I have only used nutrients and cal mag twice because I thought they were getting burned. I've also only been watering every 2-4 days...