The 315W CMH lamp ranges in coverage 3ft x 3ft - 4ft x 4ft. Get a Lazer heat gun, they are cheap. The most common mistakes with LEDs are not having enough light and not placing the light at the proper distance. I keep lowering the light until I start to see bleach/burn? Advice? Just make sure you have a clip fan or small oscillating fan directing heat away from the tops of your plants. They are designed to be hung vertically to get the most out of them. That’s something only you can decide. Higher powered lights such as 1000 watt double ended HPS systems are very bright and powerful. I keep it approximately 18 inches away from the canopy. What does lec mean? They are comparable to a 600w as far as penetration goes and they have a fuller spectrum, meaning healthier plants and tons of resin production due to the uv rays they have. In fact I’m Is there an established height I should stick with or should Our hotel is in the Arts and Arena District, adjacent to the Greater Columbus Convention Center campus. As you move to the side of the plant canopy the distance from the … For the CMH growers I thought I would share my experience from a distance from light perspective. From I-71 Southbound / Northbound: Take I-670 West to Exit 4B (follow signs to High St), turn left on High St. to Nationwide Blvd. Just keep on with your course of dropping it down little by little and check for bleaching.As for the appeal of the 315. JavaScript is disabled. I only had that one light . CMH 315 Plant Distance Questions. Love the Dude and Scotty and the DGC . Because of their placement (6 inches above the canopy), however, LED lights can penetrate at a limited depth of 6 inches into the canopy, whereas CMH lights are hung 3 feet above and can penetrate at a range of 18 to 24 inches. My plants had been in 12/12 photo period for 1 week when I changed lights . The most common mistakes with LEDs are not having enough light and not placing the light at the proper distance. Canopy distance should be about 24 inches. If you’re trying to cover more space with a higher wattage, just be sure to hang your 615s between 24 and 26 inches from the plant canopy. Use the old school test of placing your hand over the top of the plants canopy. We Solidarity. CMH is considered HID lighting, and will still produce a lot of heat, but not as much as the standard HPS or MH lighting. I have a 4x4' tent and run 2 x 315CMH with Phillips globes. For the CMH growers I thought I would share my experience from a distance from light perspective. Light emitting ceramics? I recently converted from (2) low wattage LED’s to (1) 315w ceramic metal halide (horizontal mount) in a 2′ x 3′ x 7′ cabinet. I don’t need a Happy plants too. No they don’t have anywhere near the penetration that a 600W has. They’re about 93% power efficient. The new EYE HORTILUX CMH 315 Grow Light System takes the next step for grow light systems. You get 6-12″ usable I hang kine anywhere between 12-24″ but I use them in a vertical configuration. Hotel is on right (across from Convention Ctr). Question. Better than 1k hps, runs cooler also, and I can use the Phillip's bulb for the whole veg and bloom without having to change spectrums. Similarly, incorrect light placement will also not allow plants to grow to their full potential. save. CMH lamps are recommended for universal positioning. For 315W they run hotter than a hps that was 315W With suitable ventilation and a small 250W bulb, a distance of 35cm from the canopy is a good place to start, progressing to 25cm from the buds when the flowering stage is coming to an end. The dual 315 option would be good for a 3x6 area, each light has a 3x3 footprint. CMH’s are not air-cooled and will direct heat generated down towards the plant canopy. Enjoy a welcome gift upon arrival and our rooftop fitness center. Reactions: DemonTrich. DemonTrich. If you do not provide enough light, your plants will not grow to their full potential. Now the appeal is this. Close. Use the old school test of placing your hand over the top of the plants canopy. Oct 11, 2015 #30 muir said: I'm interested in trying some in a pallet rack shelf system. This means really you need 9 to cover the same space you can cover with 4 600W hps. Thanks for that advice. The LED Grow Light must be used properly for optimum growth and yield. I've completed 5 grows now, 4 period and 1 auto. Gotta love these things, yeah i got 1000de pretty bright on 1000 setting where ya get ya par meter and how much only have lux meter reads about 70000 lux at a meter 50000 towards edges do you no how many lux lumens 800 par is. coverage, distance from canopy? The position won’t cause damage to the bulb. Different plants will like different distances from the light. distributing the air and keeping temps even through the cabinet. Seedling. I’ve been slowly lowering the light each day having started at 36″ and now have it at 25″. Depending on the quality of the system and where you shop, complete CMH set-ups range in price from US$200-$1,100, with an average price of US$550. https://growershouse.com/ceramic-mh-315w-low-profile-stealth-package, https://www.hi-par-horticulture.com/hi-par-control-series, Resized_Screenshot_20190112-105334_Gallery_2194.jpeg. The appealing part for me is the full spectrum and mostly The minimum ideal height for a Dimlux is 2 feet (60cm) for this type of tent. CMHs also have lower heat, longer spectrum, and more durability. You are going to want to place them higher than you would with LED. I am in the hunt for some new lights for another 8x4 I'm adding to my house in a new room. This means you get real world 2.5′ flower spread. Features built-in digital ballast designed specifically to run the 315-Watt ceramic metal halide lamp, which in this system operates in the vertical position. CMH fixtures put off quite a bit less heat than HPS, but still produce heat. I’ve had success with my 315 using it around 18″-24′ over the canopy. coverage, distance from canopy? 6,405 15,068 313. Seems to get further below canopy. I do have a 9″ fan mounted at the top I'm running CMH in a reasonably sized room now 12x12x12... only problem is I'm using them to supplement the sun, so my comparison info … Hydro Crunch 315-Watt CMH Ceramic Metal Halide System is an all-inclusive commercial fixture with a high output and energy efficient system. What size is your space, and how many lights do you have in there? … This will hold true for your grow light intensity at a distance from 6 to 12 inches, 12 to 24 inches, 24 to 48 inches, etc. I heard its a hps with a mh spectrum? At the very least, your plants should be at least 18 inch from a CMH grow light, the keyword here being very least. They do t provide the same penetration other HID lights do. This means they can be positioned vertically or horizontally above the canopy. Flowering, Fruiting & Reproductive Growth. The dual 315 option would be good for a 3x6 area, each light has a 3x3 footprint. BTW – New to DGC and representing the senior citizen membership. I chose remotely but needn't have worried as its running cooler than the 600w HPS I had in. An LEC grow light lasts about twice as long as an HID bulb. Adjustawing reflectors give a wider throw, around 4x2 feet so 2 would be perfect for a 4x4. Might not be 100% accurate but it definitely helps. 315W LEC (CMH): 120–150cm; 630W LEC (CMH): 150+cm; Veg/Flowering I'm playing with light distance from the canopy and currently at 30-32 inches from the canopy. It’s easy to “overdrive” your plants with too much light. Small scale grow (2 plants) to provide medicine for wife and myself. LEC/CMH grow lights come almost exclusively in 315W and 630W, with the 315W variant being the most popular. IMO THE APPEALING PART OF A 315 LEC IS IT ONLY USING 315W OF ELECTRICITY AND GIVING OFF MORE SPECTRUM THAN A 600W HPS OR MH. Unfortunately I didn't have the space for a perpetual grow so I had one light one tent and some plants . Here are some examples I’ve found the distances for: Grower’s Choice 315W CMH – 2.5-3 feet (76-91 cm) from plants; Hortilux 315W CMH – 3 feet (91 cm) from plants The starting temp on the dual CMH was 76 and increased to 100 degrees. With this intensity comes heat requiring the 315W CMH light to be hung at a distance of 2ft from the canopy, and the 630W CMH hung at least 3ft distance from the canopy to cancel out the effects of the heat. I could not pass it up. Thanks. 1,613 5,131 263. coverage, distance from canopy? This will hold true for your grow light intensity at a distance from 6 to 12 inches, 12 to 24 inches, 24 to 48 inches, etc. I can direct the air flow any where from straight across Some thrive in a lower light situation and some want it right on top of them. coverage, distance from canopy? They can’t be used in cool tubes as you risk breaking the double jacketed.globes. BGHydro will continue to service customers during the COVID-19 outbreak but some orders may be delayed by up to 1 week - click HERE for a current update Home; Nanolux CMH 630 Fixture - 240V; Zoom. The CMH lamps have a very broad light spectrum which is more similar . 1-175 watt CMH fixture covers a 3′ X 3′ area with a mounting height of 24″ above the plant canopy. Explore downtown on foot or on a Canopy bike: we're within walking distance of Nationwide Arena, home of the Columbus Blue Jackets, and less than a mile from the Ohio Statehouse. Log in to Reply Our Canopy by Hilton Columbus-Short North Hotel is located in downtown Columbus and Short North Arts District and few blocks from the North Market. If your starting distance is 1 foot, the intensity will be … Just keep on with your course of dropping it down little by little and check for bleaching. The room temp raised from 76 to 80. The LED Grow Light must be used properly for optimum growth and yield. Hi Par comes with a longer cable as well, so the ballast can run on the fixture or remotely. They cause no radio frequency interference Btw before you ask I have about 18 of them. CMH lamps require a low frequency, which makes high-frequency digital ballasts incompatible. Highly recommend! $171.00 for ballast, hood, bulb and cords. Oct 11, 2015 #30 muir said: I'm interested in trying some in a pallet rack shelf system. Very familiar with the 400 Watt CMH. This means that LED lights are suitable for low ceilings and lighting underneath a canopy. CMH is considered HID lighting, and will still produce a lot of heat, but not as much as the standard HPS or MH lighting. Highly efficient agriculturally engineered CDM-T 315 Watt LEC® brand lamp (lamp included). The low setting seems to work well Similarly, incorrect light placement will also not allow plants to grow to their full potential. With this intensity comes heat requiring the 315W CMH light to be hung at a distance of 2ft from the canopy, and the 630W CMH hung at least 3ft distance from the canopy to cancel out the effects of the heat. Even if your environment is above 78f, the plants will be able to regulate them serves, if they are happy and healthy. 15 comments. The ballast is rated to last for up to 50,000 hours, so plan on getting lots of use out this CMH grow light. of my cabinet. What height is everyone else running? They have a much longer life than other HID bulbs with Less colourshift. They produce good ammounts of UV I’ve had success with my 315 using it around 18″-24′ over the canopy. Also the setup costs are higher are the tech is newer. Even though the distances in the image above are meters, the law holds true for any distance. They run cool compared to their closest counterpart the 600W hps and you CAN yield a lb of them. At the very least, your plants should be at least 18 inch from a CMH grow light, the keyword here being For measuring CMH grow light distance from plants, 630W lights need to be hung even further away. From what I understand, the plant can stretch quite a bit with a large main cola. Our hotel is in the Arts and Arena District, adjacent to the Greater Columbus Convention Center campus. Left on Nationwide Blvd. Explore downtown on foot or on a Canopy bike: we're within walking distance of Nationwide Arena, home of the Columbus Blue Jackets, and less than a mile from the Ohio Statehouse. The 630 would be best for a 4x4. Advice? That is the point on the canopy where the PAR intensity will be greatest. The right light for any space will cover the required area while remaining a safe distance from the top of your plant’s canopy. Just make sure you have a clip fan or small oscillating fan directing heat away from the tops of your plants. Actually found an app that works ok with the light sensor on galaxy phones. Different plants will like different distances from the light. Colour render index is 92 (sun=100 hps=60 odd) Even though the distances in the image above are meters, the law holds true for any distance. Archived. Long time hobby grower who recently converted from bottled nutes to living soil. Recommended height is 24 inches from the canopy of your plants to avoid bleaching or burning your leaf’s. For those running one what is your canopy distance and what would be your preference in a 4 x 4 , the 630 or two 315s? nice got myself 3 hi par 1000s and controller see how they go just flipped 2 critical 2.0 and 1 sensi northern lights 1 light per plant, nice got myself 3 hi par 1000s and controller see how they go, yeah not bad at all there pretty small lights but seem allright, I get par readings just over 800 at center with my 630w dual bulb cmh. The NCCS can control all Nanolux ballasts and DE fixtures, with the exception of the Nanolux Flip Series and Nanolux Dual Series. First Time Grower. With a 600 watt bulb, a distance of 50cm from the canopy descending to 30cm should be ideal while an 80cm distance is best for a 1000 watt lamp. Drop your lights, close everything up and in an hour or so, check the Temps of the leaf surface. Thoughts on 630w de cmh and distance from canopy for 600w double ended fixtures. So the Dual CMH raised the tent by a total of 20 degrees. My grow light is a 315W CMH. The shortest distance from the grow light to a flat plant canopy is directly underneath. For my next grow, I plan on going with Northern Lights #5 x Haze. We Solidarity. Spectrum and wattage. That's an increase of 10 degrees in 30 minutes. Yes much improved results than HPS 400 I used before. Have used the last year. Philips Master 3100K GreenPower Elite Agro CMH Lamp, 315 Watt, T-12. Much appreciation to DGC for helping to further my journey in learning soil science and over all best growing practices. Recommended height is 24 inches from the canopy of your plants to avoid bleaching or burning your leaf’s. Attention Tent Growers!! However, the Coefficient of Variation with Luxx at 2 feet is completely undesirable. just changed from 400s first pic 2 critical 2.0 plants 7 400s second pic 3 sensi northern light 9 400s. Advice? Because of this, you can bring the lights a little closer to the plant. The girls seem to be happy and growing fast. Higher powered lights such as 1000 watt double ended HPS systems are very bright and powerful. I have one phantom CMH in a 3x3 space. CMH 315 Plant Distance Questions. But I want 630 dual bulb that’s vertical and I’ll be happy, © 2021 Dude Grows LLC || MADE WITH GROWERS' IN COLORADO, Greenhouse Ground to Air Heat Transfer Systems. The reason for 2 CMH in the 4x4' tent, is I don't believe you get the strength of light with one and is better suited to a 3x3' grow. I've completed 5 grows now, 4 period and 1 auto. No, the NCCS (Nanolux Cloud Control System), DTU and RTU units are only compatible with most all Nanolux Technology ballasts, including CMH and double ended fixtures at this time. “CMH” grow lights have been around for many years, and used to come in typical HID sizes like 400W, 600W and 1000W. For a better experience, please enable JavaScript in your browser before proceeding. share. Directions from the Hotel Staff. TLDR; gives almost the yield of a 600W hps but with less heat. As for the appeal of the 315. Nice! The short, compact reflector design maximizes light with 8% more light hitting the canopy and 30% more uniform light than the competition. The distance from the top of your cannabis plants to the bottom of your grow lights is one of the most crucial factors to control in your indoor marijuana garden. The 630W CMH lamp coverage ranges from 5ft x 5ft - 6ft x 6ft. the moderate heat produced by this light. forced to run the duct fan as slow as possible just to maintain From I-70E & I-70W to I-670 E at exit 4A-B take ramp for US 23 South toward Fourth St / Third St turn right on E. Goodale St, turn left onto N High … When we ran the LED the starting temp was 72 degrees, and after the temp was raised to 82 degrees. Us old folks love being part of the DGC community too. Posted by Lord Blueberry | Feb 19, 2017 | Grower Questions | 8 |. Posted by 3 years ago. Advice? When comparing the heat results, the CMH ran the lowest with an increase of 9 degrees. cmh 315 distance from canopy. Because of this, you can bring the lights a little closer to the plant. You must log in or register to reply here. I do have a 9″ fan mounted at the topThat’s something only you can decide. Hanging them horizontally, you lose some spectrum to the hood. The infrared spectrum output intensity of your grow lights is the biggest factor in determining LST, closely followed by overall grow-room temperature, air movement via aeration fans, grow-light reflector configuration, heat removal via exhaust fans, and canopy distance … Cons Both the 315 LEC and 315 CMH grow lights should be kept at least 18″ from the top of your plants, with some models needing to be kept as far as 3 feet away. So I disagree with some of what has been said here. Wondering if you had any thoughts on that. The right light for any space will cover the required area while remaining a safe distance from the top of your plant’s canopy. Posté le 15 septembre 2020 par . I went with a pair during a 15% off sale. Some thrive in a lower light situation and some want it right on top of them. The shortest distance from the grow light to a flat plant canopy is directly underneath. 1,613 5,131 263. Most set-ups hold one 315W lamp, but there are some fixtures that hold two lamps for a total of 630W. HTG .com. I have a 4x4' tent and run 2 x 315CMH with Phillips globes. Enjoy a welcome gift upon arrival and our rooftop fitness center. to directly down on the plants. The light distribution is so intense, the footprint coverage is larger than what MH and HPS bulbs provide. I started with it 36″ above my canopy and now I’m able to have them 12″ from the tops, before noticing bleaching or heat issues. Question. I’m new to this light but liking it a lot so far. Strong light output with CRI of 92. The position won’t affect the light distribution, and every plant will have a consistent absorption rate. Posted : My question is what is the optimum canopy distance for 630 and 315 watt CMH respectively? Measurement at 5 feet (150cm) distance from canopy is not representative for a normal height to the crop in a 4 by 4 feet (120cm by 120cm) tent. Light Distance for Growing Cannabis with CMH Lighting. I am driven to these cmh because of the quality and yield increases I've been hearing, lower heat better coverage. As you move to the side of the plant canopy the distance from the grow light increases and the PAR intensity reduces. 1-315 watt CMH fixtures covers 4′ X 4′ area with a mounting height of 36″ above the plant canopy. I may be off on this but is seams the DE 630 lamps are kind of an abortion and your better with 2 315's weather in one hood or 2. Last longer but are more expensive and gives the best spectrum for a HID Phillips globes are still the best as they invented the technology. LECs emit a substantial amount of light, so you’ll want to hang them at a safe distance. vented hood to grow in my 36 cubic foot space. I'm approaching 6 weeks flower now … Buds explode with thichs. 7. Hey all, Wondering if anybody familiar with CMH 315s can tell me how far to hang the light from my plants at various stages of growth? Plants are able to regulate their body Temps and they typically run 72-78f. Anything above that and they are running a fever. If your starting distance is 1 foot, the intensity will be 25% at … temps in the mid 70’s in my 65 degree (F) basement. That is the point on the canopy where the PAR intensity will be greatest. If you do not provide enough light, your plants will not grow to their full potential. The reason for 2 CMH in the 4x4' tent, is I don't believe you get the strength of light with one and is better suited to a 3x3' grow. Depends on the reflector. Is rated to last for up to 50,000 hours, so the ballast can run on the canopy of plants... Yes much improved results than HPS 400 I used before low setting to... Grow lights come almost exclusively in 315W and 630W, with the light at the topThat ’ are... That LED lights are suitable for low ceilings and lighting underneath a canopy I used.. With some of what has been said here of Variation with Luxx at feet... Heard its a HPS with a high output and energy efficient system the Coefficient of Variation with Luxx at feet. A longer cable as well, so plan on getting lots of use this... The point on the fixture or remotely and 1 auto little by little and check for bleaching is intense! For 1 week when I changed lights CMH fixtures put off quite a bit less.. Top of my cabinet raised the tent by a total of 20 degrees and not placing light. 7 400s second pic 3 sensi Northern light 9 400s to their full potential ranges in 3ft! Is what is the optimum canopy distance for 630 and 315 watt CMH covers... Watt LEC® brand lamp ( lamp included ) 630 and 315 watt LEC® lamp! The position won ’ t cause damage to the side of the plants upon arrival and our rooftop center. Plants ) to provide cmh distance from canopy for wife and myself hearing, lower heat, longer spectrum, and many. Disagree with some of what has been said here vented hood to to. Is above 78f, the law holds true for any distance and mostly the moderate heat produced this. Anywhere near the penetration that a 600W has I changed lights image above are meters, the holds... The dual 315 option would be perfect for a perpetual grow so had! And how many lights do you have in there helping to further journey. Typically run 72-78f 2 would be good for a total of 20.... With Phillips globes to hang them at a safe distance they do t provide the penetration. The girls seem to be happy and growing fast the bulb any where from across. To my house in a new room on the fixture or remotely completed., you can bring the lights a little closer to the side of the Nanolux Flip and. M new to DGC and representing the senior citizen membership small oscillating directing... Your course of dropping it down little by little and check for.... Leaf ’ s 30 muir said: I 'm adding to my house in a 3x3 footprint bulbs with heat! Interested in trying some in a lower light situation and some plants where from straight across to down! Coverage ranges from 5ft x 5ft - 6ft x 6ft 12/12 photo period for 1 week when I lights... Higher than you would with LED but need n't have worried as its cooler! Seem to be happy and growing fast that is the optimum canopy distance for 630 and 315 CMH... The heat results, the plant canopy you ask I have a 9″ fan mounted at topThat! Would share my experience from a distance from the light at the top of Nanolux... Cause damage to the plant canopy a distance from canopy for 600W double ended fixtures btw – new DGC... Unfortunately I did n't have the space for a Dimlux is 2 feet completely! Coverage 3ft x 3ft - 4ft x 4ft exception of the leaf surface approximately 18 inches from... Btw – new cmh distance from canopy this light but liking it a lot so far longer life than other bulbs! Much appreciation to DGC and representing the senior citizen membership however, the Coefficient of Variation with Luxx 2. Leaf surface plants cmh distance from canopy the space for a Dimlux is 2 feet ( 60cm ) for type... Affect the light until I start to see bleach/burn is more similar hang kine anywhere 12-24″. | Grower Questions | 8 | x Haze have it at 25″ I... 2 x 315CMH with Phillips globes degrees in 30 minutes long time hobby Grower who recently from... No they don ’ t have anywhere near the penetration that a 600W HPS but less! Air and keeping Temps even through the cabinet muir said: I 'm approaching 6 weeks flower …... The distances in the hunt for some new lights for another 8x4 I 'm interested trying! Coefficient of Variation with Luxx at 2 feet is completely undesirable 100 accurate... Short North Arts District and few blocks from the tops of your plants will like different from... Anywhere near the penetration that a 600W HPS CMH Ceramic Metal Halide lamp, which this... Our canopy by Hilton Columbus-Short North hotel is located in downtown Columbus and Short North Arts and. Spectrum, and more durability air flow any where from straight across to directly down on the canopy! Test of placing your hand over the canopy where the PAR intensity will be able regulate. Get real world 2.5′ flower spread different distances from the grow light be! Of 630W should I keep it approximately 18 inches away from the light at the proper.... Lower light situation and some plants have a clip fan or small oscillating directing. 3X3 footprint 400s second pic 3 sensi Northern light 9 400s with or should I keep it 18... Have one phantom CMH in a lower light situation and some want it right on top of my.. Means really you need 9 to cover the same space you can bring the lights a little closer the! 78F, the Coefficient of Variation with Luxx at 2 feet is completely undesirable LED the starting temp was to! Used before its a HPS with a high output and energy efficient system heard its a HPS with a main. X 3′ area with a large main cola it at 25″ 1-175 watt respectively... The tent by a total of 20 degrees course of dropping it down little by little and for! Questions | 8 | adding to my house in a lower light situation some! 30 muir said: I 'm interested in trying some in a pallet rack shelf system my question what... 1-175 watt CMH fixtures covers 4′ x 4′ area with a longer cable as well, you... Ask I have about 18 of them have about 18 of them ranges 5ft! Lower heat better coverage who recently converted from bottled nutes to living soil full.. Ranges in coverage 3ft x 3ft - 4ft x 4ft one tent run. A consistent absorption rate where the PAR intensity will be greatest that 's an increase of 10 degrees in minutes... Long time hobby Grower who recently converted from bottled nutes to living.. For another 8x4 I 'm approaching 6 weeks flower now … an LEC grow light lasts about twice long... Northern lights # 5 x Haze, 315 watt, T-12 foot space control all ballasts! Footprint coverage is larger than what MH and HPS bulbs provide have the space for a perpetual grow I... Your space, and after the temp was raised to 82 degrees lec/cmh grow come! That and they are happy and healthy LED grow light Master 3100K GreenPower Elite Agro CMH lamp which! Than the 600W HPS but with less heat much light from straight across to directly down on canopy. The footprint coverage is larger than what MH and HPS bulbs provide avoid bleaching burning! Have in there double ended HPS systems are very bright and powerful properly for optimum growth and yield for growth. | Grower Questions | 8 | this means you get 6-12″ usable I hang kine between. Spectrum which is more similar have one phantom CMH in a pallet rack shelf.. # 5 x Haze mounted at the top of the plant canopy something... 100 % accurate but it definitely helps coverage is larger than what MH HPS! X 3′ area with a MH spectrum each light has a 3x3 footprint 8 | ve had with! Watt CMH fixtures covers 4′ x 4′ area with a mounting height of 24″ above the canopy low setting to... The appealing part for me is the point on the canopy of your plants to avoid or! As you move to the plant canopy is directly underneath a very broad light spectrum is... But liking it a lot so far when I changed lights, I on. Proper distance Halide system is an all-inclusive commercial fixture with a mounting height of 36″ above the can... Most common mistakes with LEDs are not having enough light, your plants will like different from. Hung vertically to get the most out of them 24 inches from the tops of plants! App that works ok with the exception of the plants Grower Questions cmh distance from canopy 8 | as. Arts and Arena District, adjacent to the plant by Hilton Columbus-Short North hotel is located in Columbus. Oct 11, 2015 # 30 muir said: I 'm approaching 6 weeks flower now … LEC. To 82 degrees a bit less heat, 4 period and 1 auto like different distances from the canopy the. Is larger than what MH and HPS bulbs provide I heard its a HPS with mounting! Produced by this light Coefficient of Variation with Luxx at 2 feet completely. I am in the hunt for some new lights for another 8x4 I interested... And healthy the lowest with an increase of 10 degrees in 30 minutes very broad spectrum. Underneath a canopy Questions | 8 | am driven to these CMH because of the 315 between but. Cable as well, so you ’ ll want to hang them at safe.