Nutrient&PPM question

DeathlyxD

Member
I use GH's flora series, micro,grow,bloom. I mix my nute solution to 800ppm. The feed chart wants 600-800ppm. when i add my calmag it raises it to 1,000ppm, will this hurt my plants i am in week 5 of veg in soil? Or should I lower my ppm to 600 in the nute water then add the calmag since that will bring it back up to 800ppm?
 

Merlin1147

Well-Known Member
Are you using Ro or tap water? With tap you don’t really need to add calmag each time. What it the EC? Over 2 and I start to get nervous. I used to feed heavy but have been going with lower, 1/2 rates or less every watering. More fertilizer doesn’t make the plant grow faster. That is a function of environmental factors and lighting. In your case I’d go with the lower rates.
 
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