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    DIY chiller from window A/C how to

    First off, go very slowly. Bend carefully. DO NOT CUT OR KINK ANY COPPER LINES. Make long sweeping bends instead of sharp ones. This is a 5k btu window A/C I turned into a chiller for my dwc setup. It cools a 30 gal res and a 20 gal res that each run separate nutrients. Remove the case from...
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    Do I need a grow specific co2 regulator? Or is a cheaper aquarium one ok?

    Do I need a grow specific co2 regulator? Or is a cheaper aquarium one ok? Something like this: http://cgi.ebay.com/NEW-AQUATEK-CO2-Regulator-Solenoid-BACK-IN-STOCK_W0QQitemZ330349180710QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item4cea587726&_trksid=p3286.c0.m14 of this...
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    Hermie late in flower, at day 48 some seeds, chop early?

    I have 2 plants showing same male bananas in the middle of the flowers, with some seeds starting to develop. 3 are not showing them and have no signs of seeds. I haven't found any flowers that opened but apparently some did somewhere. It's day 48 out of supposedly 60 day strains. Should I chop...
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    Cheap and easy to find alternatives to ONA ?

    Anyone build an ONA bucket and find a good cheap locally available alternative to the ONA? Something at walmart or home depot? Or is ONA still the best? I bought a few gallons years ago and have ran out now.
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    Need help with venting and cooling, getting too hot

    Total room size is 3x13x7ft flower is 3x4x7 veg is 3x3x5 The room is in the basement. DWC, 600 watt light. The picture explains the air flow. Air is exhausted from the room to under the house where it can mix with outside air through vents in the side of the house. It then is pulled into the...
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    Moved plant from CFL to HPS on day 20 of flower and now it's wilting and dying

    This is a gods gift cutting that vegged under CFL and flowered for 20 days under CFL and then was moved to a vertical 600 watt HPS setup. It's been 2 days and it's looking bad. I blocked direct light to it in an attempt to help. Lights on temp 81f Lights off temp 74f Reservoir temp 70f PH 5.8...
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    Stealth 6 strain 600 watt DWC vertical grow room

    Quick specs: -600 watt hps for flower in a cool tube hung vertically -5 gallon each recirculating DWC setup -GH nutrients using lucas formula -6 strains - GDP, purple trainwreck, querkle, mendo purps, early wonder skunk, gods gift all from clone -vegged under fluoros 200-300 watts, haven't added...
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    Cooling a reservoir using a ground loop?

    Anyone tried cooling their reservoir by circulating water through a loop of tubing buried underground?
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    DWC reservoir size for recirculating system?

    -6 buckets at 5 gallon each -1 bucket for a control bucket Water will auto top off and my water comes in at about 7 ph and 30ppm. Do i need to add another larger reservoir to the system? Or should I leave it as is with just the 5 gal extra reservoir. I check PH daily. Is there any benefit to a...
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    bubble cloner stems soft and mushy, are they done for?

    Some of the clones in my bubble cloner have soft and mushy stems. The tops look somewhat ok. Will they grow roots or is it time to pull them? Thanks.
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    Stealth 6 strain 600 watt DWC vertical grow room

    Quick specs: -600 watt hps for flower in a cool tube hung vertically -5 gallon each recirculating DWC setup -GH nutrients using lucas formula -6 strains - GDP, purple trainwreck, querkle, mendo purps, chem dawg, gods gift all from clone -vegged under fluoros 200-300 watts, haven't added it up...
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    dwc veg problems, nute burn or deficiency?

    I have 6 different strains going in a shared reservoir dwc. Most are doing ok but the chemdawg is having alot of trouble. My querkle seems to be a runt. GDP, mendo purps, purple trainwreck, and gods gift are all doing alright. Temps = 60-70f Water temp = 60-62f Light = CFL's Nutrients = GH...
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    which airstone do you like best?

    Setting up a DWC in 5 gal buckets and am having trouble deciding on which air stones to use. Walmart blue 1" stones? Oxystones look like a better version of these? What kind do you all prefer? I will be using quite a few containers so no $20 diffusers.
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    Power outages and how to keep the lights on

    I haven't been able to find a whole lot on what people do about power outages. I thought i would share what I have come up with so far for ideas. The options seem to be either battery power or a generator. Let's start with generators. Pretty much any generator is big enough to handle a couple...
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    sched40 PVC and fittings for dwc buckets, glue? grommets?

    I'm going to do a recirculating DWC with 5 gallon buckets. I'm working on connecting the drains on the buckets. Is there a reason I don't see many people using pvc and fittings? Most seem to use hydro store fittings and flexible irrigation tube. I'm planning on using a female slip x male...
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    3ftx4ft Flower room - horizontal? vertical? scrog?

    Flower room is 3ft wide x 4ft long x 7ft high. I need help deciding which way to go with my flower room. Grow normally? do a vertical? scrog it? Plants will be vegged in another room for 4-6 weeks under CFL then moved to the flower room. I will only have access from one end of the room. I was...
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    Check my plans before I build, 600hps 3ftx13ftx8ft dwc vertical?

    Just looking for some more experienced opinions before I finish setting things up. Veg room will be fluoroscents in about 3x4 room Flower will be a 600hps with cooltube in about 3x4 room DWC hydro Space is 3ft wide x 13ft long x 8ft high Space is in a basement which helps to keep it cool. 5gal...
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    california medical plant limit, mixing mature and immature plants?

    Under california law you are allowed 6 mature OR 12 immature plants with a valid recommendation. What about mixing those numbers? Can you have 4 mature and 4 immature? 5 mature and 7 immature? Anyone know where to find this out?
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    To Get County ID Card Or Not?

    I'm in northern california and have a doctors reccomendation. Is the county issued ID card worth getting?
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