I use bio diesel calmag and it says to stop after week 2 of flower. I’ve done this in soil for the last 2 grows it wasn’t an issue previously. Clearly I need to alter this in coco
When do you back off on the calmag?
The nuterient is 6.2 before I feed. It always goes to this ph when I add the nutes to water. I read that this was the perfect ph for the plants been organic to take the nutes in and the nutes go to this ph because it’s organic, I believe it was the nute companies info from memory.
I tried looking for the ratios in bio diesel calmag and couldn’t find it. Is it on the bottle? The only reason I can think of why they’d say stop after week 2 of flower would be if it’s really high in N. I assume your using their coco specific nute line?
Coco is very different than soil other than it being an inert media, it has a different cation exchange rate. I found an article I’ll link below for you rather than attempt to write it all out re coco and calmag.
I don’t stop use of calmag. I use RO water though so my dosage would be higher than if I was using tap. My starting EC is 0. Do you know yours?
When I was in my teens and dad n his mates taught me how to grow they gave me a piece of advice as a base....”your plants will always show you what’s going on, or not going on, what they need more of or less of, always strive for all good”. So regardless of what a nute line says, if your plants show a deficiency or excess of something....fix it.
When your dealing with deficiencies in coco, or any media really, it’s important to find the ph of the media, as some things lock out at certain ph.
Enough rambling from me. Oh the joy of insomnia.
Learn why you need additional Cal/Mag when growing in coco coir. Covers the role of cation exchange & offers simple instructions to avoid Cal/Mag problems
www.cocoforcannabis.com
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