Ratleanswered grow question 10d ago You mention tap water PH but what about when nutrients are added. Mine lower the PH of my water. If the basic survival conditions aren't met then she will suffer, it's not always nutrients so you have to rule those out first. Light power and distance, PH, humidity, air circulation, temps, watering. Yellowing at tips and between the veins is a magnesium deficiency, even possible zinc or iron. Check all your basics and feed her