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I have just switched over to LEDs. Just wondering, do you want the tent a little warmer with them over HPS etc? I was running 23-25 with HPS but have heard with LEDs you should have it warmer?

I’m growing in a 2x2x2 (metre) tent. Have 14 whit widow plants I’ll be growing, will 3x 600w hps grow lights be too much in this?

Going some S C99 Blueberry, feeding in at 1.5 EC Temps are 25-28 lights on and down to around 19-22 lights off. Under 1 MH 600w plenty of air movement with fans and have a ducted in-line fan out with negative air intake. 1200x1200 tent. Have noticed the leaves are getting browned tips on the...

Hey, who has an idea of what this could be?

What do people reckon about switching out the HPS for these MH finishing lamps in the last 2-3 weeks of flower??

I’m starting to notice signs of nute burn/salt build up. Did a slurry and it’s 6.6 and my inflow EC is 1.4 and my run off EC is 3.2 not good. My question is, how do I go about flushing these girls.. what sort of EC nutes should I flush with? They are in 18L pots so how much do I put through...

I’ve just not long flipped to flower and this means now adding my bloom enhancer.. but doing so is causing my solution to turn cloudy.. I’ve tested in glasses before adding to my res in different orders and it seems to be reactions with the A&B parts.. that’s when it goes cloudy.. they are all...

I started having issues show up through the leaves a few weeks ago, all I was doing was ph’ing my res off to 5.8 and not reading EC or PPM as I didn’t know about this. I was getting signs of what I think are ph fluctuations on my leaves.. so I bought a blue lab guardian set up.. my process is as...

I’ve just notice this, I’m assuming it’s happened fairly quickly.. it is only happening to one of the plants that I can see.. could it be light burn? It’s funny because it’s definitely not the tallest plant in there..

I’m a newbie grower, my question is. I have a bunch of seedlings that are roughly two weeks old. I grow in coco, I ph my nute res to 5.9 but I’ve just seen my tips are just turning yellow.. I checked with my probe at the root zone and that is sitting at 5.0.. this is too low right? How would I...