315 cmh 4x4 yield All products are built to order. With the CMH we averaged 1. His yield went from around 15-16 oz per trellis, to 22-24 oz per trellis. Jul 5, 2017 · Yeah but 1. I bought a Timber 2 VL for the last month of flowering for more light. My thinking says the 630 should have better penetration, but the 315's 315 LEC Grow Light. 135g/W ~400g/~315W = 1. Along the way I've tried Cmh and SHPS too. 441g/W x 400W = 577g I Jul 5, 2017 · IIRC, another member pulled a pound from a 400w HPS. Still waiting on the final weight from the 600 but the 315 looked to produce more. I am waiting for more lamps like the new Hortilux led are available to try led. From my testing, they really work best in a max coverage of 2. A friend of mine has been telling me to get a Growers Choice 315w CMH. could a person cover a 4x4 area with 1 315 cmh and have a decent yield running a SOG ? Thanks, Happy Feb 14, 2021 · I've seen people say that a 600 w HPS is replaceable by 315 w of CMH, which would imply that 630w CMH equals about 1200 W of HPS. Feb 6, 2020 · Originally I was going to go with Cypress 315W CMH SE Greenhouse Kit along with a philips brand 315 CMH bulb that would run me about 400 dollars CAD. We love pictures of your plants & harvest, discussing… Jun 19, 2022 · I've been growing with LED's since 2015. Oct 3, 2018 · Propper coverage is around 50w per square foot for hps/cmh and blurple leds. Jul 5, 2017 · The 315 CMH might not yield quite as much in your tent, but your final product would most likely be of higher quality and you would save you almost 50% on your electricity bill. 441g/W x 400W = 577g I Putting CMH Grow Lights to the Test Even at only 315 watts, CMH's are stated to produce far more PAR in a grow area than a 600-watt HPS. 5 oz with 2 315 cmh. (obviously the heat would from HPS would be an issue too, but even from a PPFD standpoint 1200w of HPS is probably too much. A lot has to do with the hood as well as vertical or horizontal lamp application as well. Lead time for small orders is 3-7 business days. On to cmh, good quality and yield when using two 315's with Phillips 3100k bulbs. 385K subscribers in the microgrowery community. That would be way excessive for a 4x4 area without CO2. Okay results, but always lacking density, frost was okay and yield average. 5-2 gram per watt. 15-1. The Gavita Pro 630e SE CMH Grow Light was one of our top selling CMH fixtures this year, and for good reason! The fixture comes in two options, featuring dual 3,100K or dual 4,200K lamps – both in 208/240v. If so what is a safe distance to hang the light above seedlings. I'd say the bluer spectrum is better too and plants should grow a little more compact. There are several versions of LEC or CMH grow lights available. 5'x3. Jan 15, 2019 · The yield was 5%-10% better. 269g/W ~454g/~315W = 1. Mar 2, 2017 · looking at the cmh seems pretty solid and im on edge for pulling the trigger love the par and spectrum i have been reading a lot of the 315's being able to cover a 4x4 area to grow under, do you find this to be a true or false statement. Table will be trellised with 28 plants. These state-of-the-art complete lamp fixtures generate a greater level of useable plant light (photosynthetically active radiation) and operate Jan 11, 2020 · Me and a friend are looking at different t options for tents and thinking of useing 4x4 tents in different rooms. Mar 10, 2019 · Hello all, I just bought a 315 watt cmh for a 4x4 grow space and was wondering how many members have used this light from the seedling stage on thru veg. I have been lead to believe that the 630W CMH is a replacement for a 1000W HPS. . Jul 20, 2018 · The blue had closer results to the 315 cmh with less yield and fluffier buds especially lowers. But then I was looking at some setups with bulbs already attached, like this one by vivosun which would be about 250 dollars CAD with the bulb included. Thanks all. Jan 20, 2020 · I currently have a 4 x 4 room set up. I appreciate any input. 5 grams per watt with a 315 light is about 450 grams, whereas 1 gram per watt with the 600w hps is 600 grams, so that's a huge decrease in yield unless you are using equal watts (two 315's per 600w hps). White light is much nicer to work under so that's a plus for the cmh. Can you get these close to the plants like a 400w? I have used LEDs with low output that bleach if you don't give a ton of room, in this setup I have height restrictions. But with a larger coverage area and a shorter bulb life. " No, that's not true. If your growing in hydro it's easy enough to fill a metre with 1 plant. My first LEDs were California Light Works Solar Storm 440's, the 550's and their cobs too. The 315W LEC grow light (a brand name version of the “Ceramic Metal Halide”) is relatively new to the growing scene and is a popular alternative to HID lighting. 23g/watt. 5' in veg. A quality 600 hps setup is gonna be 200-300, and a 315 cmh is 300. The biggest benefit in my opinion was less cooling we needed to use with the CMH. Aug 3, 2018 · Using another 315 cm h for last 4 weeks will that make a big difference in yield or just stick to my single? Following. These bulbs work with any 315 CMH or LEC grow light ballast. Dedicated to the cultivation of cannabis. Jun 25, 2016 · a 315 watt cmh is equivalent to around 450 watts hps. With the 3x 600w HPS we averaged about 1. I've done big plants and wee plants. Reactions: growin-Jables 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. It can be kept 18-20″ away from the tops of your plants, vs some of the other CMH systems that need to be kept as far as 3 feet away from your plants. What is considered the #1 flowering bulb for a 315w CMH? 2. Sep 10, 2020 · 400w hps is a little more powerful than a cmh. Without a doubt you can veg a 4x4 with one but for optimal coverage if you truly have a 4x4 canopy I would I would prefer two 315 's. Reactions: Gentlemencorpse , Lightgreen2k and Sailormoses Learn how to get the best yields in this 315 LEC setup. Jul 21, 2016 · I want to first and foremost lets clarify one point - CMH is NOT a Metal Halide Lamp. Is this going to be enough light for my tent? Jan 25, 2019 · I was wondering if anyone has any experience with the de 630? A good friend of mine switched from 1000w hps to 2 of the 315 CMH lights per 4x4 trellis. 315 CDL(CMH) grow light with Red LED; Built in the USA; Results upward of 1. Doesn't necessarily mean you'll yield less, but the hps should have a higher max yield. 441g/W 1. 5' in flower and 3. Cobs and quantum led you only need about 35w psqf and can hit 1. Everything I read about CMH is positive, however I have a couple questions. Sun System Flower Power 315 Watt Grow Light 120/240 Volt - ETL Listed for LEC Or Ceramic Metal Halide (CMH) Lamps - Fixture Only No Lamp, White 4. The CMH had less stretch and produced nicer looking colas due to less stretching. The model I use and recommend is the Sun System 315W LEC/CMH Grow Light. Takes about 7 weeks veg from a rooted seedling. ~530 umol/s vs 700 umol/s. Sep 21, 2017 · IMO get a second 315 CMH and you should be able to pull 2 lbs from that 4x4 no problem and the quality will be out of this world, i'd recommend using one 4k and one 3k bulb in those cmh's. Kick it up one more notch by using a 10,000k bulb for the last 1-2 weeks. A 315 watt CMH is "almost" enough light for a 4 x 4. ~454g/~400W = 1. 0 out of 5 stars 61 Jul 5, 2017 · IIRC, another member pulled a pound from a 400w HPS. This is my 3rd run under my 315 and I think it outyeilded the same strain vs my 600 this run. Most people think Metal Halide Lamp, "I know what that is. 3. Using LEC/CMH bulbs in the 4100k or 4200k spectrum will dramatically increase the number of trichomes produced in the flowering stage compared to other types of grow lights including LEDs. 5' x 2. but in flower stage you want at least 30 watts per sq ft. 5 grams per Watt; Our patented 315W CDL+LED Agro light integrates 100% OSRAM top bin red LEDs into the CDL 315W light fixture to augment flowering spectrum of Philips 315W agro lamp. But, these claims beg the question… how much better is a CMH than any other HID grow light? Temperature Test We ran a couple of test inside a 4x4 reflective grow tent to figure it out. A 315 put out around 650-800 umol/msq at 24 inches from the canopy. i Jul 24, 2019 · I'm a big fan of hps, but I recently added cmh. I have one 315 W CMH and another 315 W CMH it has a dimmable switch but I’m wondering how much light is too much light? Height is not a problem as I can go to the ceiling with the light but I am trying to avoid problems before hand. 630 CMH vs 1000HPS And I was inspired, I have just a few questions about these lights. caused the lesser Feb 11, 2020 · I did run a single 315 watt CMH in late 2018 in a 4 x 4. 1g/watt. Jan 1, 2019 · Side by side grow. A CMH lamp has a different emitter than a normal metal halide lamp, which is built of Quartz. 19. Lets take a look at a Metal Halide Lamp. 1 315 will cover a 4'x4' are pretty well and get 400-450 grams dry weight, 2 315's easiliy cover my 4'x6' table and yield 800-900 grams, 3 315' or 945 watts cmh over that same table yield 1300 grams,,better than 2 600 watt hps's my gram per watt has gone up with each run under cmh. I have a friend using 3 of this same light over a 4X8 table but she is only running 4 plants in that space. ok this lamp is made for veg. 1. Sep 28, 2016 · I am thinking of running 4 - 315W CMH's made by Sunplix with Philips 4200K bulbs (14" open hoods) over a 4X8 table. xclqo lbbivi gpoqrn gxwo mwji ddpc nje lmpfkc jmvfqe cksp