I'm starting to lean towards a CMH because they only come in a 250 or 400 watt version and the 400 watt HPS only has like 15-20k more lumens, but far less diverse spectrum. Par Pro LEC Lamp 315 Watt 4200K, Veg (Case of 24) Special Price $1,566.70 Regular Price $2,398.80. LED, CMH or both? LUMAGRO's 800W LED is a full spectrum LED light. It's a personal preference and goal issue though. If you require a grow light which provides better features than the sun, Grow … 315w CMH (4200K) bulb. Our 1000W DE CMH Systems (also known as CDM) are designed to be the next best thing to natural sunlight. Operational Temperature High 1.95 PPF per second light source . CMH vs LED: Adjusting Light Spectrum Also, CMH grow light systems have a removable bulbs. I think the full spectrum from the cmh and canopy temps really complement the LEDs raw power? Hang out under them for too long doing lst and you'll get burned skin lol. BetterGrow Hydroponics offers over 3,500 hydroponic supplies to help you grow bigger, better and more productive plants. Leaf surface temp might be tricky. You can replace the bulb with high quality grow bulbs that have a slightly redder (3100K) or bluer spectrum (4000K). I have done leds before and the bud came out nice, just not as good on yield and i have done cmh with way more yield but not as good bud. The spectral ratios can effect morphology. https://www.arctic.ac/us_en/alpine-20-plus-co.html. I think the full spectrum from the cmh and canopy temps really complement the LEDs raw power? We’re in the process of turning three chicken houses into grows. Grow lights have evolved from heavy magnetic, in-efficient ballasts and bulky reflectors to ultra-efficient dimmable and spectrum tunable Light Emitting Diodes (LED) and Ceramic Metal Halide (CMH) all-in-one fixtures. LEDs run much cooler and you can customize the color range more. The main thing would be optimal grow room temperature. Especially since the CMH have a large concentration of UVB spectrum which causes the plants to produce their natural defense to UV (THC) and become more potent. So I decided to try combining the two. 3100k color temperature, High 92cri, 33,000 initial lumens (105Lm/W) High 90% lumen maintenance at 8,000 hr / High 85%. with 3K citi 1212's @ 80 w per, 6 total. Ushio CMH-315 Watt / 930 / Agro 3000K (Case of 12) Special Price $886.35 Regular Price $1,187.40. 315w CMH (3100K) bulb. Digital Greenhouse dimmable 315w CMH grow lights provide higher PAR output, refined spectrum, and reduces energy costs vs. HPS. You must log in or register to reply here. heat and cost would be the possible issues. What do you need to know and I may be able to assist? Im running the 315cmh from Nanolux with the Philips 3100k bulb. The EYE HORTILUX CMH 315 Grow Light System will only accept CMH lamps with a PZGX18 (bi-pin) base. Ceramic Metal Halide or “CMH” lamps provide a wider spectrum and more UV light compared to other grow lights. Basically, this just means turning off the red or blue diodes on the grow light. CMH lighting is economical and reliable. I tested both out in a smaller area and found CMH way too hard on the eyes. They do that by pinpointing specific wavelengths of light and giving those to your plants. The question is, what issues do you think i would face? Its only my second grow ever keep in mind. For a better experience, please enable JavaScript in your browser before proceeding. Expected Life Span (hr): 20,000. CMH vs. Ceramic metal halide system will increase the growth and yield of your plants and will lower your energy costs by up to 70%! Im currently talking with a builder and their current suggestions are 8 citizen 1212's but only running at 15w - i thought maybe 25w for 200w with the 315cmh. By doing that, these types of light try to give your plant everything it … A balanced to leaning blue spectrum is fine for veg. LED . A lot of people swear by them. After doing some testing, I would stick with COBs. 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. Hey Farmers, I've been growing a while now, and have been experimenting with different lighting. Grow Co.630W CMH. Grow Solution 315W CMH CDM Ceramic Metal Halide Grow Light Kit w/3100K Bulb 120/240V Replace LED Grow Light for Indoor Plant Growing (CMH 315W (Open)) 4.5 out of 5 stars 4 $173.06 $ 173 . When a larger yield is the desired outcome, the ILUMINAR 1000W CMH gives you the competitive edge. Ceramic Metal Halide (CMH or CDM) lamps are a relatively new source of HID light that is a variation of the traditional Metal Halide HID lamp.CMH lamps use 20% of the power of comparable incandescent light bulbs for the same output (80-117 lumens/watt) and retain their color spectrum better than most other gas discharge lamps, making them a great option for indoor grow lights. The CMH vs. CMH seems to have some serious stretch and LED seems to keep it in check so a combo … GE 39W ConstantColor® CMH® Ceramic Metal Halide has the order code of CMH39PAR20/NSP4K. I’ve been consulted to help out a production grow in Oklahoma. i'm at 315w plus 480w of cob in a 3x4. This system will not accept Mogul Base lamps or CMH lamps that are not rated for open fixture use. LED Points: Can easily target specific PAR ranges; Much lower heat production; Much longer operating time not the 3.1K but the 4.2K. I’ve read too much red light in start of flower makes them stretch so i started with blue light and they stacked nice. My best runs in terms of perceived terpenes and resin production have been the ones with purely CMH. Carefully install the lamp into the socket by inserting pins into matching shaped holes in socket and turning lamp to right (clockwise). Description The CMH / LED Lights Combo includes: (1) Summit 315W 120V (1) Timber Grow Lights LED Kit - Daisey (400W - 3000K) Thanks so i took what terpbender said into consideration and i am just wasting money running both but it got me thinking of what scotty says to try to recreate nature what if i run only the red led for the last hour that way i save electricity and they get that redish light that comes from a sunset what do you guys think? Im wondering if anyone here has experience running a Philips 315cmh 3100k, along with some led cob's. Excess red light can lead to node elongation so just be on the lookout. They are perfect for 3×3 grow tents and full-term growth, making them a grower favorite. Monitoring leaf surface temps will help dial things in. CMH and LED grow lights are known for one thing: giving your plants the spectrum of light they need to grow the best plants around. The UV spectrum provided by the cmh is great for sats but not for our eyes so sunglasses in the grow room are a must. A strong 900-700 PAR rating in the middle and an average of 500 PAR in the outer area. Cree announces LED module to replace 70W CMH and save 50% in energy. The modern hobby and commercial cultivator now have the power to dial in spectrums specific to the plant strain they are growing. 06 Or should i just build it with a 200w driver. Many LED grow lights allow you to “adjust” the spectrum. The COMBO2-R Combo Exit Light is designed with a maintenance-free 3.6V 100mAh NiCad battery that provides a minimum emergency duration of 90 minutes. The Phantom Dual CMh System is a highly versatile system that allows you to run a single 315W lam... Phantom Dual 315W CMH System w/Philips 310... $799.00 $1,020.00 All you can do is try it. I'm using a Philips ballast + 3100k Philips bulb along with 16 bridgelux EB series strips @700ma (230w led +315w cmh) in a 2' x 4' wardrobe with 1 plant, long veg etc and the cmh led combo seems great so far! It’s not going to ‘hurt’ the plants. once you hit DLI youre just wasting money to let a couple of heaters and an AC duke it out. If I were going to do it again and I will it will be CMH and a cob chip combo or CHM and a Mars Reflector with the two working together I can only imagine the fat triched up 12 to 24 inch buds. Hydrotek has some of the best CMH brands like, GE, Lightspeed, Silverstar and many more. Our CMH DE fixture reduces the cost of … I have done leds before and the bud came out nice, just not as good on yield and i have done cmh with way more yield but not as good bud. This gives the light a sl Dimensions are roughly 60 ft wide by 300 ft long and we have three of them. I’d rather take my own word for it. Hydroponics gardening is the easy way to grow indoors. Ceramic Metal Halide (CMH or CDM) lamps are a relatively new source of HID light that is a variation of the traditional Metal Halide HID lamp. I started veg under 2x 20w 2' LED fixtures from lowes, they are 4000k and make 90 lumens per watt, cri is 83. JavaScript is disabled. I am now in week 3 and switched to red light do you think it makes a difference? Add to Wish List. Modular solid-state lighting (SSL) engines allow luminaire manufacturers to quickly add LED technology to existing product families and the Cree LMH2 is designed for use in fixtures that have used high-output HID lamps such as 70W ceramic metal halides. Add to Cart. And what color should i use for each stage of flower? Ceramic Metal Halide bulbs provide a wider spectrum and create more UV when comparing to other grow lights like a DE HPS. Ballasts CMH SYSTEMS Lamps LED LIGHTING Lighting Accessories Reflectors Reflector Hangers Combo:Ballast/Reflector Light Movers Fluorescent Fixtures Nutrients & Suppliments General Hydroponics General Organics Atami B'Cuzz Feeding Charts Future Harvest Development Humboldt Nutrients Hydrodynamics Int. 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. Thanks and stay high! Got a question and hopefully you have some advise. With a Color Rending Index (CRA) of 90 it is only 10 points off our most natural source of light which is the sun! Unique Open Rated Lamp construction reduces radiant heat from the arc tube . 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