minerals

Good morning all, Apologies for the duplication, I had posted this in the wrong section me thinks. I'm watering my plants with locally purchased still mineral water. The breakdown of minerals is as follows: Typical Values per litre - Calcium 11.0mg - Magnesium 3.5mg - Potassium 2.5mg - Sodium...

I just cheked the official analysis of the tap water here. It is 100 mg Ca/L. So when watering, my plant always get 50-150 mg Ca. The carbonate hardness is odH 18 and total harnedd is odH 23 Is that enough for the plants life cycle? Could use of calmag result in overdosing Ca, resulting in some...