Originally Posted by gh0stm0de
What was ppm reading when ph spiked? Nutes will lower ph and and the plants eat its normal to see ph rise. Did they just eat it up? If so this could likely be sign of hunger and desire for higher ppm feeding potentially.
I agree. Ph will rise quickly if the plants are feeding heavily in veg
PH swing is good, plants uptake different nutrients at different ph levels
I said fuck the ph meter long ago. The plant tells me what it needs, you just gotta learn to read the plant