Should I add only water to reduce PPM/TDS?

Tosmtt

Member
Hello

When the plant use the water in DWC, the PPM/TDS get high, should I add ph'd water to reduce it?

Thanks,
 

Tosmtt

Member
Hello

Sorry I don't know what do you mean by enzyme, I am new to growing. But I am using:
- Botanicare Hydroguard
- General Hydroponics CALiMAGic
- General Hydroponics Flora Micro
- General Hydroponics Flora Grow
- General Hydroponics Flora Bloom

thanks
 

curious2garden

Well-Known Mod
Staff member
see post 4. if water is dropping, ppm rising, ppm is too strong. in DWC, i like to see water dropping and ppm dropping daily. that means they are eating and drinking normally.

so in @Tosmtt situation, add RO water to the res to get the ppms down to a point where they are going down daily.
When I ran NFT I always replaced my reservoir weekly because I wasn't sure what nutrients the plants used and I liked to keep a stable ratio. I also would try to get it so that my TDS and water were close to equal. That's the sweet spot.
 
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