W worm9119 Well-Known Member Jun 2, 2009 #1 growing 8 seedlings in a hydroponics system (deep water culture) and was hoping to get advice on what ppm the solution should be for nutes so I don't burn them and then how adjust over time. pics are included. water is also at pH 6.0. Help please! Attachments IMG_1253.jpg 51.6 KB · Views: 3 IMG_1256.jpg 41.9 KB · Views: 3
growing 8 seedlings in a hydroponics system (deep water culture) and was hoping to get advice on what ppm the solution should be for nutes so I don't burn them and then how adjust over time. pics are included. water is also at pH 6.0. Help please!
StreetRider Active Member Jun 2, 2009 #2 ideal ph 5.8 General Hydro recommends 200-400 ppm for seedlings. Stay on the low side to be safe.