I use AN faithfully but I never have got to max dose, I mix 1/2 strength but may take it to 3/4 when plants are in flower. Their sensi cal mag extra will add alot of ppm to your rez.
Leaf Problem / Symptoms: With a marijuana potassium deficiency, you’ll generally see symptoms on older leaves, but not always. Sometimes you’ll see the symptoms at the top of the plant. Leaves with a potassium deficiency get yellow, brown, or burnt edges and tips. The burnt edges may look a...
If you look at the pics that are on my journal, you will see 2 meters, 1 is for humidity and the other is for heat and cooling. I run my extraction fan off of which ever one I need. If its too hot, the meter runs the fan. If its too humid the meter runs the fan and draws in lower humidity air...