How much Cal+Mag should i use?

COflower

Member
Hey everyone, i am going to start using Cal+Mag today and the bottle says to use 15ml per gallon of water. My clones are 1 month old from transplant and are showing some deficiencies. Should i use 1/4th the strength recommended or 1/2?

Thanks a lot!
 

budleydoright

Well-Known Member
That's totally full strength. I use 3 tblspoons per 5 gallon bucket of water in COCO. Of course an accurate answer depends on the medium and water source.
 
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