Blue Dream CBD (Top Fed DWC)

Week 17 - 10/10/2020 - 16/10/2020 10/10/2020 - Plant 1 - Ph 5.3,ppm 770. Plant 2 - Ph 5.5,ppm 740 Both plants drank almost 2 gallons since last res change. Both plants nutrient reservoir Ph increased to 5.9. 11/10/2020 - Topped up both reservoir with plain water. Didn't even Ph correct it, hoping that it would raise the pH a bit in the tank. It did. PH went up from 5.3 to 5.6 for both tanks. 15/10/2020 - Plant 1 Total res change. 10 gal of water mixed with 175 ml of ripen (5ml/L) and 20ml of Hydroguard. This will continue for 10 days, then 2 days of kleen before harvest. Ph- 5.8 Ppm- 860 T-20 Plant 2 Topped up with 5 gallons of water mixed with: Cal mag - 3ml Micro - 7ml Bloom - 10ml Nitrozyme - 10ml