What type of medium? Organic soil What brand and type of soil? Custom blend Indoors or outdoors? Indoors What strain? Dinafem Royal Haze How old are the plants? Around 5 weeks What type of lights and how many watts? No name 400wMH in aircooled reflector How far from the lights? About 18" now was at around 12" What is your watering frequency and source of water? When needed and bottled water from refill thing at corner store What, how much and when was it fed? Microlife maximum blooms 4oz per gallonand alaska fish fert. 2 tbsp per gallon and fed at last watering around 4 days ago. NPK?3-8-3 and 5-1-1 respectively What is the medium/runoff pH and PPM if in hydro? Unknown What are the temps and humidity in the room? temps around 80f and humidity unknown What size pots? 20 gallon Any bugs? None visible Any other pertinent info? The plant is being lst'd for SCROG and is also being super cropped.
not knowing ph will be a pain. My guess is nute burn, but no way to say unless you canmeasure ppm and ph...imo most important tools to have. Spend come coin buy decent testers and life will be easier. Blue labs are by far the best but cost $, but a $30 one is better than nada at this point.