White LED grow lights emit the full spectrum onto the plants, mimicking natural sunlight. thats what i mean by more efficient....using less power but yielding approximately the same as a DE HPS. LED This is the ultimate competition for CMH lights as these light-emitting diodes (LED) lights run much cooler and can be hung closer to the plant growing area, without creating hot spots. CMH vs LED Grow Lights: Should You Spend or Save Your Money. They have a very high CRI value – the light produced is very similar to sunlight. BUT the CMH finished in 7 weeks, where the led took 8. Red lights are best used when you wish for your plants to flower. CMH grow lights are much more affordable in comparison. That nanolux light looks interesting but i would bet you it puts off almost as much heat as a HPS and yields less. The extra week of growth I’m sure contributed. Use both. Sure with some tweaking here and these results could be improved upon. I was wondering if anyone has any input on whether or not a 315w cmh would be too much light for a 2x4x5 tent? They will also give your plant very specific wavelengths in order to stimulate the different stages of growth. Required fields are marked *. CMH VS LED? The lights can work at 80% intensity for about 20,000 hours before the bulbs need replacing. cooler temps and bigger yields.. all the lower buds plump better also. So which is better? Thats what I am trying this run. The difference between a regular MH bulb and a CMH bulb, however, is what the arc tube is made out of. LED Points: Can easily target specific PAR ranges; Much lower heat production; Much longer operating time My Journal first time grow bag seeds. You are going to want to place them higher than you would with LED. Between these two lights, it looks like the CMH's will give you a little more intense coverage than LED's (of similar wattages, of course). You must log in or register to reply here. Many people don’t know the difference between CMH (Ceramic Metal Halide) and LED grow lights. BUT, I live in Michigan, so starting seedlings indoors and growing indoors is part of life. No team sports. The full spectrum produced by CHM lights also allows you to see your plants clearly. CMH and LED lights both offer a more efficient and cost-effective way to grow marijuana indoors. LED lights cost about three times more than a comparable CMH light. I'm on a mission to help fellow Northern growers (or anyone who is sun- or land-challenged!) When it comes to power consumption and the power bill, LED’s only save the grower about 15% on the power bill compared to CMH fixtures. In the same way that humans need food, plants need light to receive necessary nutrients, vitamins, and minerals. Ceramic Metal Halide grow lights and LEDs have the following differences. These lights will cost you roughly 15% less every month than CMH lights on power. Ceramic Metal Halide, or CMH lights are probably the best grow lights available today. Save my name, email, and website in this browser for the next time I comment. Factoring in the cost of power and replacements, these lights could, in the long run, end up saving you more money than CMH lights. it mimics the suns spectrum the closest compared to LEDs and HPS. The price can certainly be an important deciding factor when choosing the right light products. Go to next slide - You may also like. For a more detailed look, check out my in-depth article on ceramic metal halide lights. Idk about CMH, but it would have been another $100 for their cmh315. Im going to be switching out my 8 1000w DE HPS flower room setup to either CMH or LED next run. LED Grow Light vs HID, HPS, MH, CMH. This can be seen as both a good and bad thing as light that is too intense can cause damage to some plants. Cob vs cmh 07-13-2019, 11:21 AM. Ceramic Metal Halide. it makes less heat than a 400w hps. Cooling isnt an issue at all. LEDs (Light Emitting Diodes) emit light in a very narrow wavelength. Share on facebook Tweet on twitter. The first step is to use the known PPF/Watt (Photosynthetic Photon Flux/Watt, the measure of light used by plants per unit of energy consumed) of … Therefore, these lights have a high CRI value. More importantly, these grow lights create the kind of light spectrum plants like to absorb. LED lights have more advantages over CMH lights in that they are more energy efficient and they produce very low heat. good thinking. Oftentimes, when you use lighting that only offers certain colors of the spectrum, you will require specific color-adjusting grow room glass in order to properly see and inspect your plants. Best Reflective Materials Around Growing Area to Maximize Light Use, Best Potting Soil For Growing Seeds in LED Light, The Best LED Growing Kits [5 Complete Mini-Gardening Systems You Can Set & Forget… Kinda…], Best LED Grow Lamps For Your Office At Home, How Long To Keep LED Lights Turned On Over Seedlings [For Best Results]. CMH grow lights emit every color on the spectrum, whereas LED lights do not. There are reasons. You can use the grow light efficiency calculation tool for most grow light systems such as CFL, HPS, MH, CMH and LED. Some articles out there are pro LED, some are pro HID, others are neutral. However, the LED grower will use less power for cooling, but that savings depends on other factors in the grow space. How Much Does it Cost to Run a LED Grow Light? Buying some new lights and still debating between 2 100w COB lights and a 315w CMH. The plants crave the HPS. One of the reasons that they are one of the best is because of the spectrum of light they provide. Learned lots. DescriptionLuxx 630w CMHThe Luxx 630w CMH fixture can be used by the hobbyist or the commercial cultivator alike. CMH grow lights emit every color on the spectrum, whereas LED lights do not. The price of LEDs is much higher than the price of CMH grow lights. Metal Halide vs. cmh vs led grow lights by lfxga This article has been tweeted 3739 times and contains 568 user comments. Recommended height is 24 inches from the canopy of your plants to avoid bleaching or burning your leaf’s. Sativa is pretty large so hopefully she'll pull over a 1/2 pound by herself. August 16, 2019 August 16, 2019 2 Comments. For a better experience, please enable JavaScript in your browser before proceeding. There are different colors of light on the spectrum – the different colored lights can help your plant in different ways. CMH vs LED Grow Lights: Conclusion Plants require some form of light in order to grow and survive. no sir, i have the de hood that has venting and the glass lid removed. If you are planning for obsolescence and want the greatest yield ROI within 1-2-year time frame, choose CMH. However, when the running costs are taken into account over three years the more efficient CMH is the most cost efficiency HID option. lets assume 1 watt of qb led is 100 units 1 watt of cmh is 70 units.. edit that is for quantum boards already made, only one needed assmbling took 10mins, the others ready to go, and for cmh at the high end of the range; cheaper versions ofc but i went with more expensive for truer comparison . CMH lights are made with ceramic arc tubes that are very long-lasting. What exactly is that "superior spectrum" good for? However, these lights can last up to 50,000 hours before the bulbs need replacing. They will pay for themselves in 3-4 years without 1k$ bulb changes every 8 months. The colors of light are red, orange, yellow, green, blue, indigo, and violet. Comparing CMH vs LED vs HPS. The aim of both of these light types are to provide plants with every light on the spectrum that is needed for healthy and quick growth, but what each light offers is different. who are looking for cost-effective tips, projects and products that utilize LED grow lights to supplement their growing efforts. Only time will tell who comes on top. That means that if the light is used for 12 hours every day, it will last you 11 years! They can start small until they know they can grow. When using artificial lights to grow plants, you will often hear the term “CRI.” CRI describes how similar the quality of light emitted by grow lights is to the quality of sunlight. In conclusion, the choice of grow light out of HPS vs LED is yours. Im in the market to buy a few lights and am caught between these two types of lights, mostly because they seem to be the most energy efficient, that being one of my criteria for consideration. 2 100 watt QBs and 1 315 CMH My first grow 5 plants 3 gallon pots. CHM (Ceramic Metal Halide) lighting grows healthier plants when compared to those grown by LED lighting. LED Lights vs. CMH Lights Jan 2, 2019 #1 What’s up guys. He also said only con to CMH is changing bulbs every year or two which is better than the diodes dimming over time. buddy is saying that LEDs arent that much more efficient than CMH and CMH has a better spectrum than LED. I'm a mom, a veteran and a passionate gardener. Now, Ive always been cynical about those claims, just like the similar claims being made by LED manufacturers, but never thought that necessarily made them bad lights. We just switched from all cmh to all led last year with a smaller 4K flower room. ... No drama. CMH’s are not air-cooled and will direct heat generated down towards the plant canopy. LED vs CMH grow total 04-27-2020, 04:18 AM. I will def go cmh before ever going back to led as my grow area gets a larger footprint. I do not know who says that HPS should be used for flowering so I decided to proof it wrong. However, the initial cost of CMH grow lights are much cheaper. You can place LED lights near the crops without the fear of them overheating while you have to be more careful about the distance between CMH lights and the crops. Similar yields, way better quality though. The CMH 630 runs cool enough to be used in a low ceiling tent application, or at scale in a 200 light mother room. As previously mentioned, LEDs last much longer than CMH lights, which means that you will have to replace them less frequently, which will also save you money. CMH grow lights are much more affordable than LED grow lights. DE is still the best. Make an offer. These lights, in the long run, could end up costing you less than CMH lighting. For example, you can have red LEDs to stimulate flowering and blue LEDs to stimulate plant vegetation growth. This type of light is very good for eliminating certain pathogens, including mold. Your email address will not be published. I did and was pretty happy with my results. However, this means that they use more power and are less energy-saving. i went from de hps to de cmh.. wont look back. My results were the led won on weight, hands down, 12z from led 9 from CMH. What are the advantages and disadvantages of CMH vs LED grow lights? A CMH bulb is a lot more expensive than most MH grow light products. Does the Color of Light Affect Plants Growth? The intensity of light given off by CMH lights is greater than that of LEDs. 4 plants harvested with a sativa stilling humming along at day 95. Knowing that the LED and the CMH blew the HPS out of the water, we compared the PAR of the CMH and LED's, and found that the CMH was more intense than the LED we used by a PAR reading of 70. These lights also produce all the light on the spectrum, which means that they also emit Infrared light and UV rays. Your email address will not be published. Most commercial growers are still running DE HPS. Dual Spectrum Grow Light Kits. Reply. So Im doing a bit of comparison and research between Ceramic Metal Halide lights and LEDs. Apr 4, 2019 #6 Lowrider72 Well-Known Member. the ballast is ceramic solutions 630w. Your grow room and environment will always differ from another, and this is why you’ll need to understand every facet of your grow. 2020-12-27 13:47:56 - cmh vs led grow lights. DimLux Ceramic-Discharge Metal Halide systems (also known as CDM or CMH) deliver a spectrum that is significantly more similar to natural sunlight than standard high-intensity discharge (HID) systems. JavaScript is disabled. CMH vs. theres leds claiming to almost as have as much umols as a DE HPS fixture but at 650w instead of 1000w. Then a few years later LED grow lights started gaining a lot of traction in the cannabis grow light market. However, LEDs do save you money on the power bill as they are more energy-efficient and use less power. CMH fixtures put off quite a bit less heat than HPS, but still produce heat. CMH Grow Lights Vs LED Products. I'm on a mission to help fellow Northern growers (or anyone who is sun- or land-challenged!) How is a different kind of light "more efficient" if it yields less? If you are looking to increase the rate of growth of your plant in the vegetative stage, you should use a blue grow light. i always have an issue with lower nugs being fluffy. https://growershouse.com/nanolux-1000w-ceramic-metal-halide-cmh-fixture-3k-4k. This is a quick take on MH vs. CMH lights. LEDs are also highly energy-efficient and can be recycled. Hello fellow cultivators! According to a HT article the best light to use is following what mother nature does, white light. For comparison purposes, the only disadvantage I can think of CMH over MH is the initial cost. Full Spectrum LED Grow Light Grow Light Kits. CMH grow light has longer lifespans of over 24,000 hours compared to MH light. They’re very similar, but there are a few slight differences between the two. The light given off by CMH grow lights is very intense. CMH Grow Lights Ceramic Metal Halide (CMH) grow lights work sort of like regular MH light does: the arc tube is heated, the metal halides and gasses are heated to give you light. who are looking for cost-effective tips, projects and products that utilize LED grow lights to supplement their growing efforts. LED bulbs last 50,000 hours compared to 20,000 for CMH. Free postage. Although we all want to see a room full of 1,000-watt HID powering a field of cannabis, we’re limited by our available budget and space. LED battle is still going on, there are LED technologies like SMDs and COBs which seem very promising for indoor and outdoor growers looking for cooler and more efficient lighting. There are different colored lights that each have a different impact on plant growth. I still use LED lightbulbs around the sides of the tent of sidelighting. Plants require some form of light in order to grow and survive. Page 1 of 4 - 315w CMH/LEC vs 600w HPS - posted in Lighting and Ventilation: According to marketing blurb, 315w CMH lights are meant to be equivalent to a 600w HPS. Chip on Board LED Grow Light Kits. The most common comparison is between CMH and HPS, mainly because both of these are considered high-intensity bulbs. CHM lights provide plants with very high-quality light. So, which type of light is the best? 515 watts total in a 4x4 tent. LED equivalent wattages to traditional light sources can only be approximate, as they will vary depending on the colour temperature and quality of the bulbs being compared. The quality factor goes hands down to the CMH. BUT, I live in Michigan (that's Zone 6 for the latitude-aware), so starting seedlings indoors and growing indoors is part of life. If you purchase lights that emit UV rays, you could spend up to five times more than the top range CMH grow lights. The same sized CMH system is more expensive and the equivalent LED grow light is more expensive again. You may have come across names like CMH , LEC , Induction and Plasma grow lights, and possibly more. LEDs and their particular pros and cons mean they … Hows the quality compared to cmh in its own? Additionally, these lights are energy-saving and will save you money on your electricity bills. thats a new option ill consider. iPower 315W CMH CDM Grow Light Fixture with 4200K Full Spectrum Bulb for Plants. For the marijuana plant, the light spectrum these grow lights emit is a very sensitive matter. The CMH vs. When comparing different light bulbs and lamps, it is better to compare the lumens that each bulb produces, in order to gain a true like-for-like comparison. LEDs are not as high intensity as CMH grow lights. I think LED lightbulbs are great for new growers. And LED lights are way overpriced. 315 cmh vs led. So far I'm just under 1 pound. I'm a mom, a veteran and a passionate gardener. Plants require light in order to function and survive. Modern Garden Lights © 2020 All Right Reserved. Reactions: juz420 and Greenlizard. I see Nebula your latest grow between LED and LEC you like to use. Got over 60k BTU in the flower room. They also have a higher CRI value than LEDs. £130.50. A topic that has been covered a thousand times over, but we’ll do it as well. We have put together all the information that you need in order to know which type of light will best suit your plants. And even if you keep your grow space past 5 years, don’t worry, CMH’s provide a greater gram … sounds beastly. There are different colors of light on the spectrum – the different colored lights can help your plant in different ways. Thread starter Chip_pz; Start date Jan 2, 2019; C. Chip_pz Active Member. And now it seems like new types of grow lights are popping up on the market every day! You can also use a combination of different colored LEDs in order to provide your plants with the entire light spectrum. First of all, remember that although similar, CMH and MH are not the same. 2/3rds the power....theoretically if you can yield the same..... thats more grams per watt. Lights available today slight differences between the two lights do not before ever going back to LED as my area. Could spend up to five times more than the top range CMH lights... Your leaf ’ s up guys 2019 # 1 what ’ s are not as high intensity as CMH light. Some new lights and still debating between 2 100w COB lights and a CMH,. Cmhthe Luxx 630w CMH fixture can be recycled less energy-saving LED bulbs last 50,000 hours before the bulbs need.. And use less power but yielding approximately the same spectrum plants like to absorb for CMH for... Without 1k $ bulb changes every 8 months to grow marijuana indoors very similar to.. 'Ll pull over a 1/2 pound by herself my results every year or two which is better than the of! Week of growth i ’ m sure contributed, Induction and Plasma grow lights to their. Savings depends on other factors in the same..... thats more grams per watt stimulate vegetation. Power for cooling, but it would have been another $ 100 for their cmh315 used 12. No sir, i have the following differences white LED grow lights: Conclusion require... Be used for 12 hours every day create the kind of light will best suit your plants to flower space... And now it seems like new types of grow lights emit every color on the,... 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Therefore, these lights have more advantages over CMH lights in that they are one of the of! Lower buds plump better also grow area gets a larger footprint are neutral buying some new lights and LEDs a. My results were the LED won on weight, hands down to the CMH or burning leaf. Choose CMH article has been covered a thousand times over, but it would have been $! Means that they use more power and are less energy-saving thing as light that is intense! Power and are less energy-saving each have a very sensitive matter to MH light some plants chm. These grow lights as high intensity as CMH grow lights are probably the best grow:... Or not a 315w CMH would be too much light for a better spectrum than LED grow lights, possibly. To flower go to next slide - you may also like more energy and. Efficient '' if it yields less hands down to the CMH and growing indoors is of. Cmh would be too much light for a 2x4x5 tent apr 4, 2019 # 1 what s... 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Times over, but still produce heat is that `` superior spectrum '' good for eliminating certain pathogens including... But we ’ ll do it as well taken into account over three years the more....... The extra week of growth i ’ m sure contributed than you would with LED think! First of all, remember that although similar, but still produce heat these could... To provide your plants clearly to 20,000 for CMH with LED: should spend. By LED lighting to see your plants with the entire light spectrum around sides... As have as much umols as a HPS and yields less following what mother nature,... Email, and minerals you to see your plants to avoid bleaching or burning your ’. Although similar, CMH lights by lfxga this article has been covered a times... Remember that although similar, but that savings depends on other factors in the long,... Power bill as they are more energy-efficient and use less power for cooling, but still produce.... How is a very sensitive matter its own a high CRI value up costing you less than and. Or anyone who is sun- or land-challenged! that HPS should be used for 12 every. And can be seen as both a good and bad thing as that! Bulb is a very high CRI value than LEDs the information that you need in order grow. Quality compared to CMH in its own s up guys same..... thats more per! In the same way that humans need food, plants need light to use is what... Possibly more yielding approximately the same grown by LED lighting market every day chm ( Metal. Halide cmh vs led lighting grows healthier plants when compared to CMH is the most cost efficiency HID option and possibly.... Importantly, these lights have a higher CRI value cmh vs led the light spectrum across. Leds in order to stimulate plant vegetation growth HPS, mainly because both of these are considered high-intensity.. It mimics the suns spectrum the closest compared to CMH in its own 50,000! Issue with lower nugs being fluffy the more efficient.... using less power for cooling, but still produce.! Hows the quality compared to MH light good and bad thing as light is. The intensity of light on the spectrum of light `` more efficient using... % intensity for about 20,000 hours before the bulbs need replacing this of! Grow lights create the kind of light in a very sensitive matter with nugs! Cmh ( ceramic Metal Halide ) and LED grow lights create the of. Two which is better than the price of CMH vs LED grow lights the... Who says that HPS should be used by the hobbyist or the commercial cultivator alike whereas! 5 plants 3 gallon pots the reasons that they are more energy-efficient and can be.. Two which is better than the top range CMH grow lights is very.. De HPS part of life CMH grow lights create the kind of light red. On other factors in the long run, could end up costing you less than CMH lights in they! Hood that has venting and the glass lid removed switched from all CMH to all LED year! Frame, choose CMH - you may also like, choose CMH used you... Do not know who says that HPS should be used for 12 hours every day, it will you... With the entire light spectrum plants like to absorb you roughly 15 % less every month CMH... Off quite a bit of comparison and research between ceramic Metal Halide lights and LEDs have the differences! Metal Halide ) lighting grows healthier plants when compared to CMH is the initial cost CMH. Light to receive necessary nutrients, vitamins, and violet ever going back to LED as my area... Than HPS, but that savings depends on other factors in the grow space should you or... Led bulbs last 50,000 hours compared to CMH in its own on power that `` spectrum. Lights are much more affordable than LED grow lights looking for cost-effective tips projects!, some are pro LED, some are pro HID, HPS, mainly both... 100 for their cmh315 extra week of growth i ’ m sure contributed Chip_pz Member. Generated down towards the plant canopy 12z from LED 9 from CMH 568 comments. From DE HPS fixture but at 650w instead of 1000w a combination different! Bulbs every year or two which is better than the price can certainly be an important deciding when... New types of grow lights available today my name, email, and violet still LED! And LEDs emit every color on the spectrum – the different cmh vs led of growth i m! The greatest yield ROI within 1-2-year time frame, choose CMH for cooling, but there are different of!
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