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getting this Interveinal Chlorosis on several leaves curious if anyone has an idea of what sort of deficiency/tox it could be be? Hydroponic based propagation method

My guess is feed more mate up ec to 1.8-2.3 lower ph to 5.8 if you're using a low ppm tap water you may need to add more nutrients

I run a temp and humidity controlled room, so I can make ambient temp whatever I need it. Currently it's set 21.5c, which makes my res temp at 23-24c. Previously I was treating it like standard dwc hydroponics and aimed for 18c which slowed root growth extensively. ...soooo... if you were to...

What rate of clonex do you add to your res? Do you check EC or PH at all? I was running 18c and still getting Pythium What temps do you run at?

Looking to dial in the use of old school Turboklone aeroponic cloners Currently having a few problems ranging to, yellow leaves, Pythium and having no roots but plenty of calluses See attached for photos of roots and yellowing leaves :( Beginning stages: Cuttings dipped in purple clonex then...

Looking to dial in the use of old school Turboklone aeroponic cloners Currently having a few problems ranging to, yellow leaves, Pythium and having no roots but plenty of calluses See attached for photos of roots and yellowing leaves :( Beginning stages: Cuttings dipped in purple clonex then...

I can't seem to find a reliable retailer for enclosed led heatsinks, anyone got any links? trying to find the new mars hydro FC-E6500 type of styling of movable led heat sinks across a rail

Really don't wanna make this post but HLG is outta stock again and I'm hellah confused by Alibaba Looking for a 3 panel solution to fit inside a 1200x400 area, I'm looking at this one here or should I be trying to go for the LM301B fixture instead Looking for around 320- 480w,

Just spotted these little buggers but all my research online and I can't seem to find anything that matches Soil, hps and have been put outdoors once or twice.. Curious if ya have any ideas?

I remember Growmau5 was messing with using a gas/lpg hot water system to heat up minute amounts of water & funneling the flue into the room..

@Plant Lobbyist - Not Garbage cans for lil grow boxes! Garbage cans as plant pots ;) Check out that's back in 2014, he's a fucking awesome grower now

Aye! There we go! Constructive criticism is what this site seriously needs! Most of above is correct however I would disagree on the growing containers though I personally think he should use rubbish bins instead of buckets (like urban remo) but OP should definitely invest in some sort of...

Mate don't bother just a couple fuckwitts not knowing how the PM function works @JimmyJames905 needed a few heatsinks and possibly some COBs in the future, unsure if hes got it sorted now though

Cheers dude! Hell yeah gotta love the internet, 10/10 response time! I honestly almost forgot about this thread! I'm currently designing a few little commercial prototypes but currently I'm only looking for 2 x Ultra VS but at a later date I want to pick up 8 x 140mm as they seem to pair...

Fuck who is this cunt.. Your mother should have definitely swallowed Good plants there dude! Pretty fucking epic for your first grow in 20~ years Personally I would put that additional light bar as side lighting combined with cutting away some of the fan leaves to allow for more penetration...

I constantly go onto Cutter to buy heatsinks but most of the products i want (IceLed Ultra VS / CUTTER-HS14080P ) are always on back order, are these products always unavailable or are they just shipped in for specialized orders? It's quite a shame as they have great prices too :'(

Depends how epic you want to go but High power: 2xCLU058-1825 @2800ma - hlg320 Low/med power CXM22 @ 50-80w ea https://cobkits.com/

Imho not over powered ;) That 3x3 is definitely going to crank out something spectacular

I like the way the screen shifts to the new page of information, crazy what technology can do these days Just one thing, if you do another phone camera(or videoing anything) to computer screen pretty please hold the phone horizontally makes for much easier watching :)

Can't wait to see some flowering going on dude, sounds like a lovely setup Reminds me of ol' Heath Robinson's crazy grows