Frequently Asked PPM for Hydro Questions

Q: What PPM is good for growing in a hydroponics system?

A: Very briefly, 500 – 800 PPM is recommended for clones and vegetative phase, and about 1100-1500 ppm in flowering phase.

 

Q: What is PPM?

A: PPM means parts per million, referring specifically to the concentration of dissolved nutrients in the water.

 

Q: What should my PPM be in bloom?

A: 1200 – 1500 PPM

 

Q: What is the best PPM for clones  and cuttings?
A: 500 PPM

 

Q: What should be my PPM in early flower?
A: 1100 PPM