Using urine @ 1 TBS per gallon or water will provide all the N you need! I stopped buying GROW a few years ago. I do suppliment ThriveAliveB1, Liquid Karma.

When running dro run...same thing.

Superthrive at germination/early veg, is fine. I dont use it when I ramp up to bloom ferts tho, it sends the wrong signal to your plants metabolism.