July 14: Added grow big 6-4-4 3tbs, added grow big hydro 1.5tbs. ph directly after 5.90.
July 15: Watered everything, big one with full nutes, younguns still with quarter strength. Ph of water 5.9 runoff 6.6 which makes ph of 7.0 to 7.1 (must lower ph)
July 16: Seedlings have second set of true leaves: CAN I SET UNDER 400HPS YET?