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I've got a WWxMango under CFLs, on DNF bloom, and carbo load. Temps are around 25C water temps 15-20% humidity 55% ph:56-58 Everything is looking good, but I'm starting to see red stems. As far as I can tell from the nutrient and deficiency table it might be potassium, but not really showing...

This is my third grow. I have a very badly burnt plant from an indica mixed bag. She is weeks into flowering, in DWC under CFLs. She is 3-4 weeks into flowering. The roots are starting to turn slightly tea coloured. I have a very badly plant from an indica mixed bag thats...

I got a buddy whos "conspiracy theorists" stoner, haha the other day he brought over this movie, Zeitgeist. Busted out the vape, starting smoken hash and watched this movie. It was pretty sweet, kinda worried me tho. It challeges pretty much everything, and really made alot of sense. brought...

Just wondering if anyone can give me an idea of what sized pump I need for a small aeroponic system. I'm using 1/2'' pvc and the track is two paths about 1.5' long with 5-6 sprayers on each path. I'm looking at pumps I just thought someone may have some insight. I'm just looking for...

After looking around for fixtures and/or reflectors to hold my large CFLs and not really finding anything I took a few laps around Lowes and ended up making my own. I needed something adjustable, safe, and efficient. I made a video. Heres what I ended up with for about $19...

I'm sorry if this has been answered, I've looked around. I'm wondering if anyone can give me some adv/links for a few electrical questions. I have two 85 watt CFLs I plan on mounting them side by side with a few 42 watts in a home made reflector. Right now I have one in a plain ceiling socket...

I've got a 1 month old WWxmango in DWC under cfls on DNF two part veg nute. ph is 5.5-5.8 temps are 22-25C / water temps 15-19C she looks really healthy, growing very fast but over the last two days the lower most shoots have wilted completely. Does anyone know why this is? Thanks,

I can't get to a hydro shop for a while, and i'm out of rockwool. anyone have any succes with anyone household media? Couldn't get anything from google, figured I'd ask the pro's. I just got a new strain I wanna get a mom going :weed: much thanks

I've learned alot from you guys at RIU and thought I'd share how I've put it to use. This is a work in progress but going very well so far. Right now I've got x2 BE x PPP and x1 WW x Mango 6 days old, in a 12L res (DWC/drip) and one bag seed in a 8L res (DWC) about 1 month old. I've got it in...

I've got a couple of 85 watt 2700k CFLs I want to mount one on an adjustable reflector so I can easily move it up/down. Just wondering if anyone has done anything similar with a hps reflector or has any suggestions. Thanks

I'm thinkin of grabbing "Ice" from Nirvana, its sounds pretty good, high yields, fast growth, strong buzz, ect. Has anyone ever tried it or have more info? Thanks http://www.nirvana-seeds.com/ice-p-45.html

Hey guys i've started my first DWC everything running great but everyday i adjust the ph to 5.8, and every morning its back at 7.0. My plant is suffering. Am I doing something wrong? Is there anything I can do to stop it from going back up so high and fast? Thanks so much boys

I've got a couple of 85 watt CFLs, I want to put one horizontaly in a 400 watt hps reflector. Not sure how i'm going to mount the light so it stays parallel with the reflector. I saw a stealth dresser set up on here with similar lights, but can't find it. Any suggestions on mounting large...

Whats the best way to dry my trimmings? or can they just go right into the freezer for hash makin? also, anyone know where i can buy 150-200 gage silk screen or fine sieves? I've been banging my head agaist google and nothing has come out I just scraped the scissors i used to trim, got one...

last 9 seeds - turned into 7 healthy plants 9 (2 were growin really slow so they got the chop) they are 5-6 weeks old, i've tossed them into the flowering room to force sex its been 4 days, they are showing preflower, just hopin for some hairs... one of them i think is male - do female...

I have a pretty small personal garden. I'm switching over to DWC, prolly headed towards an ebb SoG. I've been reading about DWC water temps and ect, and so far using ice packs/bottles to keep the water between 15-20C. I was wondering if anyone has ever tried freezing PH'ed water? I'm thinking...

Could any point me in the right direction for info on co2 systems Very small grow 2-3 plants room is 2.5x3.5x5.5 how much do I need? What kind of valves can i put on timers? How much does it cost to set somthing up for a room this size? thanks

I see alot of people using CPU fans and ect. I have one in my veg box, using a big 6v battery to power it, cost me like 9$ I'm about to add a second one (well two, the fans from inside an xbox 360) I was wondering is there a way I can safely connect both the CPU fan and the Xbox fan...

I have 5 white widowx mango plants under x2 23 watt daylight CFLs, 1 42 watt daylight CFL, x1 15 watt flouro daylight tube, and 1 15 watt UV "grow" flouro tube. the temp is around 26-31 from night to day, humidity is around 60 they are on day 37 and the last 4-5 days all the lower leaves on the...

Whats the earliest I can force my plants to show sex? I have 6 white widow x mango that I started from seed.I'm hoping for 2-3 females. Under x1 15watt flouro tube(Daylight), x1 15 watt purple uv "Grow" lamp and x2 23 watt 6500k daylight CFLs they're 33 days old they were on 18/6 for 30 days...