Probably not. But a little couldn't hurt. How hard is your water down in Long Beach? I bet it is pretty hard. Lots of minerals. Calcium & magnesium.jojo said:is epsom salt or calmag still needed if using tap water?
I have no idea... Â i would have to look it up. Â Yeah, i bet it's pretty hard too.McGuiver said:Probably not. But a little couldn't hurt. How hard is your water down in Long Beach? I bet it is pretty hard. Lots of minerals. Calcium & magnesium.
For watering I only add 5ml (CalMag+) per gallon of RO water.
Another reason to grow organic. Start with a good soil and nutrient lock isn't even an issue.spicy_echo said:Always have to consider nutrition lock. All starts with a good soil.