Calmag in rdwc with RO water

[Murfburger]

Hey there, my question is how many weeks shouls i use calmag in my RDWC with RO water?
The whole time or a coupl3 weeks into flowe4 or just the first two weeks?

 

[Oldguy71]

I run 1ml per gal through veg and 1.5ml gal through flower.