Translate GreenPassion (powered by Google) | Growing With Fluorescent/CFL Grow using a low-energy alternative - fluorescents! | 
09-22-2009, 11:06 AM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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Rep Power: 81 | | Cfl Hiya Gp hope every one is have a good day , i jsut wanted some quick advice from members and the team , i bought a 250w blue spectrum cfl for vegging , and to my surprise it was huge , i didnt expect it to be that big . but anyways speaking with a couple of people who gave me great advice this still would be a good post for other people to benefit from , as the cfl is powerfull i wont be putting seedlings or clones under it , how long should i wait before my seedlings or clones are strong to be put under this light , and secondly when they are under this light what distance should i keep from plant to light , i know pople say use the heat test with your hand , but sureley if to close still lumens could affect it and cause it to wilt ? thanks for the look people and look forward to some great advice | | The Following 3 Users Say Thank You to UkCheeseShane For This Useful Post: | | 
09-22-2009, 11:23 AM
|  | Moderator | | Join Date: Nov 2008
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Rep Power: 201 | | OMG... Look at that thing... LOL. Does it use electricity and Steroids ? | | The Following 4 Users Say Thank You to Zigzagman For This Useful Post: | | 
09-22-2009, 11:51 AM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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is that good or bad LOL
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09-22-2009, 12:11 PM
|  | Moderator | | Join Date: Nov 2008
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Rep Power: 201 | | Just kidding about the physical size. The word compact just doesn't fit that watermelon headed thing.. I would n't be afraid to put seedlings under it , I'd start'm at 24" and lower the bulb as they node up. Your bulb is putting out what my CF bath bar fixture puts out with 10 bulbs... | | The Following 3 Users Say Thank You to Zigzagman For This Useful Post: | | 
09-22-2009, 12:48 PM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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09-22-2009, 01:16 PM
|  | Renegade Masta | | Join Date: Jun 2009
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that is the biggest compact bulb I ever saw... lol nice...
Please keep us informed of how it goes along for you... please!!!
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JohnnyBoy928 I ❤ 'The Pot' | 
09-22-2009, 01:29 PM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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Rep Power: 81 | | Hi thanks for the post , i have ordered my propagator today of ebay so as soon as that is here , i will start my grow journal so please do look , i thought all cfl's where that big , i assumed wrong . | | The Following User Says Thank You to UkCheeseShane For This Useful Post: | | 
09-22-2009, 02:55 PM
|  | Enthusiast | | Join Date: Apr 2009 Location: Plugged intae the Moon
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Originally Posted by UkCheeseShane Hi thanks for the post , i have ordered my propagator today of ebay so as soon as that is here , i will start my grow journal so please do look , i thought all cfl's where that big , i assumed wrong . | Maybe it's a UK thing Shane,I've got two 125's for vegging almost as big and two monster 200's for flowering.My 125's are about 4 inches above my seedlings which are sitting on a small table,next to a 5 week old plant.I'm trying to find a way to get them nearer.6 or 7cm below the lights is fine.
Cheers,Tumnus. | 
09-22-2009, 03:08 PM
|  | Enthusiast | | Join Date: Apr 2009 Location: Plugged intae the Moon
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I've read a lot of comments from folks who think CFL's can't cut it and are no good for flowering.Believe me,my plants grew like they should in veg and now that they are in flower under two of those beasts,they're looking very good indeed and the electricity saving is brilliant.
Cheers,Tumnus. | | The Following 2 Users Say Thank You to Mr Tumnus For This Useful Post: | | 
09-22-2009, 06:54 PM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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Rep Power: 81 | | so from what i can gather its , 24 inches from seedling , and by the time there redy for vegging about 6 -7 cm away should be ok , or have i got that wrong peace all | 
09-22-2009, 07:13 PM
| | The HSIC | | Join Date: Dec 1969
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Thats 2 feet away? I'd guess thats farther than needed,
mine start at 18" from a 400w and they do fine.
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09-23-2009, 11:48 AM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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18'' distance is that from seedling or veg ?
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09-23-2009, 12:18 PM
|  | Enthusiast | | Join Date: Apr 2009 Location: Plugged intae the Moon
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Rep Power: 43 | | Quote:
Originally Posted by UkCheeseShane 18'' distance is that from seedling or veg ? |
That's seedlings,Shane,once they get to around 10cm I lower my lights to about 10cm above them.Check them regularly for signs of heat stress and you'll soon be able to judge how close to keep them.
You've got to keep on top of it though,specially after feeding as they can shoot up really quick.
Hope this helps.
Cheers,Tumnus. | | The Following User Says Thank You to Mr Tumnus For This Useful Post: | | 
09-23-2009, 12:38 PM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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Rep Power: 81 | | Thank you MR , very nice info . think i got the measurements i can experiment with , cheers everyone | 
09-24-2009, 03:40 PM
|  | Medicine man | | Join Date: Apr 2009 Location: London
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Rep Power: 81 | | Hi all i got my propagator and riot root for my seeds today , and i got my bag seed ready , i jsut feel like im missing something before i can get going , to start my seedlings off ,so i thought id ask GP and see if i got the basics to get me going ? | | Thread Tools | | | | Display Modes | Linear Mode |
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