First, the reddish output of HPS more closely resembles the natural sunlight a plant would absorb in the autumn seasons, which drives the plant’s maximum flowering production. Reflectors Explained. In comparison to the MH grow lights these give off a red/orange light and are designed to replicate the autumn or fall sunshine in order to encourage the growth of your flowers. For this reason, MH lights are specifically designed to be used during the vegetative stage of your plant’s growth cycle. While the MH bulb provides a large spectrum, the HPS bulb provides much warmer colors, let’s look at each in detail . The balanced spectrum of MH produces lush, compact vegetative growth that will support big yields when plants are ready to flower, whereas plants that receive too much red light during the vegetative stage can become spindly and develop fewer flowering sites. The idea that vegetative growth requires MH lighting while the bloom cycle requires HPS holds true for LDPs, but cannabis is not an LDP. In no area of cannabis cultivation has technology had a greater impact than lighting. Blue light encourages robust, leafy growth and leads to the production of more bud sites. What are the Pros and Cons of MH Grow Lights? The HID lighting category includes metal halide (MH) and high pressure sodium (HPS) lights. There are specialized “Blue” MH grow lights that produce more light energy in the blue spectrums but less in other spectrums, and there are also MH grow light bulbs with increased red spectrum that are designed to mimic the output of HPS lights. You may have also seen HPS lights used in parking lots and street lights because they provide a lot of illumination and they’re brighter than fluorescent lighting. Other than that I like them. 1 1000 Watt HPS Grow Light vs LED Light. Many manufacturers now offer a range of high pressure sodium bulbs with high PAR outputs, this means your plant can absorb more of the energy emitted by the light. The primary problems with MH fixtures are that they operate under extremely high pressures, which means they require special ballasts and need a few minutes to warm up after being switched on. 2x4ft HID Soil Complete Indoor Grow Tent System . This adds a heavy burden to your overall budget and one you must consider before your trip to the Hydro store. Run the halide during the vegetative stage of the plants’ life, then switch to a sodium conversion bulb to stimulate a great harvest. Metal Halide lamp construction lends itself to color customization much more so than HPS lamp construction, therefore growers can find a wider variety of light outputs available with Metal Halide bulbs. No doubt, LED grow lights have come a long way, and now there are significant benefits to using both types of grow lights in a commercial or personal indoor grow room or cultivation. #1 Best HPS Grow Light: Sun System 900490 HPS 150W, #2 Best MH and HPS Grow Light Set: iPower 400W, #3 Best HPS and MH Grow Light Set for Hydroponics: Yield Lab 600W, #4 Best HPS and MH Grow Light Kit for Indoor Growing: VIVOSUN Hydroponic 400W, Mars Hydro vs Viparspectra Ultimate Comparison, Best Quantum Boards 2020: Quantum Board LED Grow Lights Reviews. Top 5 Best White LED Grow Lights 2020 : Are White LED Good for Growing? And, careful university research has shown that the amount of light plants receive affects growth more than anything else. If you are growing vegetative harvest crops such as leafy greens or herbs, you may want to just stick with MH grow lights. Promotes vegetative growth in indoor gardening: Produces a reddish-yellow light: Produces white light: Produces about 96-150 lumens of light per watt : Produces about 65-110 lumens of light per watt: Lifespan is about 2 to 6.5 thousand hours: Lifespan is about 3 to 6.5 thousand hours: High pressure sodium vs Metal halide bulbs. How do I use MH and HPS lights in combination? High pressure sodium grow lights produce up to 40% more lumens per watt than metal halide lights, and this then leads to much higher yields when marijuana is flowering. To understand more about the differences between HPS grow lights and Metal Halide grow lights, keep reading! $1,899.95. The university studies reveal there is no evidence to support the commonly-held belief that the extra blue light from a metal halide is best for vegetative growth. The advantages of HPS are high yield, reasonable cost, and efficient use of power. HPS has more warm red light and is traditionally used for flowering, MH has more blue and is mainly used for vegetative growth. Discussion in 'Lighting' started by Singoe, Sep 2, 2010. Vegetative Growth - HPS vs. MH. While HPS lights are also used for general lighting applications, high-quality HPS grow lights are engineered specifically to grow plants and put out even more light than standard HPS lighting. I've noticed that in the past when switching from my 400watt MH to 400 watt HPS when going from vegetative growth to flowering the plants actually do more vegetative growth in the first two weeks of flowering than when vegging for five weeks. Especially if the HPS is also of higher wattage. This ballast works on 110V to 240V input power has dimmable options of 50%, 75%, and 100%. HPS Grow … There are basically two main factors that contribute to HPS being a better option for flowering than MH. I would try a grow with the MH for vegetative growth, the first 2 weeks of flowering and the last week of flowering. Shop. Which grow light is best – HPS grow lights or MH grow lights – is perhaps the most common questions among those new to indoor gardening or HID grow lights. Propagation, Cutting Supplies, & Rooting Compounds, Temperature & Watering for Extended Plant Growth. Some claim that MHs are better than HPS during the vegetative stage because of their blue and white wavelength. They are less effective during the vegetative stage, however, which means purchasing separate blue-colored bulbs – usually metal halide. One look at the lights and you can tell that the Metal Halide (MH) grow lights function at the bluer end of the color spectrum while the High-Pressure Sodium (HPS) lights function towards the other end – and have a reddish light. Your comment is broad, I'm looking for a more in depth look at the spectrums that both bulbs create and whether or not it's ideal for the vegetative state. A 600W HPS is great at growing weed, but it’s even better when paired with an MH (Metal Halide) bulb which is used in the vegetative stage. Spectrum of a Metal Halide Light. If you have ever seen a friend’s indoor grow light and noticed it had a red/orange appearance, it is likely an HPS grow light. You can grow plenty with a 400w HPS and unless your electricity is super expensive, just get the 400w and stick with it. If you are growing plants that flower and your budget only permits one grow light bulb for the full grow cycle, we recommend going with an enhanced-spectrum HPS because it still provides good vegetative growth and the higher intensity tends to produce better yields. Start with MH bulb as they works best for vegetative stage. On the other hand, CFLs do not work well for larger growing operations. 3 Reviews . Sales Hotline +1 (760) 313-7455. More on these in a moment. Metal Halide (MH) MH lighting is one of the most popular choices for vegetative growth among indoor gardeners. LED Grow Lights. With a conversion bulb, it is possible to run a MH bulb from the sodium ballast or a sodium bulb from the halide ballast. How to Improve Your Soil for Outdoor Plant Growing, Importance of Nutrients for Extended Plant Growth, Indoor Gardening Systems for an Extended Season. For the best results get a metal halide bulb for vegetative growth and use HPS for flowering. - sezer66 / Shutterstock. MH lights, HPS lights, and LED lights are the three most common choices for growers but which are best. Today’s best HPS grow lamps (bulbs) also offer a refined output or enhanced spectrum with higher blue range output to assist with vegetative growth. I wouldn’t recommend this for most growers, as it would be cheaper and better getting a proper LED grow light. BLUE Metal Halide; E-Start Metal Halide; Standard Metal Halide; Dual Arc; Systems. Most would agree that HPS grow lights are better than MH lights in more or less every way imaginable. Add to Wishlist | Add to Compare; 5% OFF. Also referred to as “full-spectrum”, the output of metal halide lights is more evenly distributed across the visible light range like midday sunlight. HPS growing lights can consume up to (and sometimes over) twice as much electricity as LEDs. One is a metal halide bulb that creates a blue spectrum for the vegetative growth phase. I know a person that uses HPS for vegetative growth as well as for flowering; he told me that the plants grow faster under HPS than with MH. MH … MH bulbs are also very good at stopping stretching. In addition, HPS lights provide higher light intensity (lumens) than MH. Instead of giving off a reddish light like their HPS counterparts, MH grow lights supply plants with a crisp, sometimes bluish white looking light. However, many growers successfully use HPS lighting for vegetative growth as well. Metal Halide grow lights are best used for vegetative growth. The light is rated at 1000 watts, but the power settings can be adjusted to 600 and 400 watts. The metal halide spectrum is designed for the vegetative stage and high-pressure sodium for the flowering stage. Blue regulates internodal distance (the distance between branches). This makes using MH over HPS more appealing. Shop for Bulbs on our site now! The MH spectrum contains plenty of blue light, which is critical for avoiding extension growth and increasing leafing; the HPS spectrum is red-dominant, making it perfect for flowering. HPS Grow Light Kit 400W. The general recommendation is to replace HPS grow lamps after 12-18 months of regular use. MH lights are generally used in the vegetative stage of growth (when plants are young and growing just stems and leaves), while HPS lights are considered optimal for use during the flowering stage when cannabis plants are producing buds. The HPS for the middle period of flowering. If they are the same, it would still be better. One, Metal Halide is for the vegetative growth stage and the other, High Pressure Sodium is for the flowering stage .. you use both .. period, the end. Hydroponic Store | Shop Hydroponic Supplies, LED Grow Lights, Tents and More at HTG's Online Grow Store. The Ceramic HPS is a strong Start-to-Finish grow light as well and produces healthy vegetative plants ready for transition to stronger light sources. This 400W MH/HPS grow light kits from them is one of the best HPS Grow lights out there. There are also HPS grow lights available that can also give off light on the blue spectrum, so can also help with the vegetative stage of growth. Many of today’s best HID grow lights will allow you to use MH, MH conversion, or HPS lamp types, meaning you can have the same ballast and fixture but switch out the bulb when it comes time to start the flowering process. The bulbs generally last between 20,000 to 35,000 hours, where LEDs are said to last up to 50,000 hours. However, HPS is considerably more efficient for photosynthetic radiation (PAR) than metal halides. HPS-like MH bulbs are still simply not as effective as having a full-fledged HPS light to flower your plants under though due to the significant difference in light intensity. VIPARSPECTRA 600w LED Review: Best Chinese LED Grow Lights 2020, Top 200 most visited Seed Bank in the World, Full coverage as MH lights are full-spectrum, Price – can use HPS lights on their own without MH lights. The spectrum of usable light ranges from 400 to 700 nanometers, though, which is why it can be beneficial for growers to choose bulbs that offer a broader, more balanced spectrum. Discussion in 'Lighting' started by Singoe, Sep 2, 2010. 1.1.1 To choose a light source is not easy, there are plenty of 1000 watt grow light kits to choose from and many aspects should be considered, such as:; 1.1.2 The most well known and broadly used lamps we’re going to review belong to one of these two categories: They’re quite effective for promoting healthy growth during plants’ vegetative stages and last around five times longer than incandescent bulbs. I've noticed that in the past when switching from my 400watt MH to 400 watt HPS when going from vegetative growth to flowering the plants actually do more vegetative growth in the first two weeks of flowering than when vegging for five weeks. What is also interesting is that although metal halide lights are known for having high outputs of blue light, comparatively speaking, they actually do not create a discernible increase in vegetative growth. MH/HPS Grow Light Grow Light Fixture Ballast & Bulb Seedling Heat Mat Heat Mat Kit ... VIVOSUN 400 Watt Vegetative Metal Halide MH Grow Light Bulb Lamp Regular price $13.99 / Shipping calculated at checkout. If I could only use 1 bulb, I would use MH. Ceramic Metal Halide; Ceramic HPS; Double Ended Ceramic HPS ; Ceramic HPS™ Lamp Ballast Kit; T5 Fluorescent. Perhaps the biggest drawbacks of all are the high electricity consumption and running costs. The plants under CFLs also need to stay short to get enough light, while MH/HPS lights are known for their penetrating abilities. Where fluorescent and incandescent bulbs once ruled the day, pot gardeners are now employing a variety of lighting technologies, from Metal Halide (MH) and High Pressure Sodium to Light Emitting Diode and Light Emitting Ceramic ().Let’s dive into a comparison on LEC vs HPS. It is always better to go a whole grow with HPS than with MH. If you’re forced to make a choice between the two types, your decision should be based mostly on the type of plants you’re planning to work with. MH lamps tends to radiate more heat than HPS, so they need more cooling airflow. Ironically, most HID grow light enthusiasts recommend using both MH and HPS grow lights. Best Results: You could also have two HID lights during the whole cycle with one of each type. One, Metal Halide is for the vegetative growth stage and the other, High Pressure Sodium is for the flowering stage.. you use both.. period, the end. By using both the HPS and MH bulbs you will see better, healthier growth throughout your grow as well as an overall better quality finished product. HPS Grow Lights VS MH Grow Lights – Which Should You Use? High Intensity Discharge "HID" - Lighting HID, what is it? The university studies reveal there is no evidence to support the commonly-held belief that the extra blue light from a metal halide is best for vegetative growth. Otherwise, it’s not a matter of whether HPS or MH is better for modern HID (high intensity discharge) growers. Two main types of MH grow light bulbs are commonly available to growers: 1) Standard metal halide bulbs, which must be operated on metal halide ballasts or digital ballasts, and 2) metal halide conversion bulbs which must be operated on standard high pressure sodium ballasts or digital ballasts. The primary types used in horticulture include metal halide (MH), and high pressure sodium (HPS). A MH conversion bulb is a good option for vegetative growing plants, but it may be more economical if you have the room to have one area with fluorescent lights for seedlings, and young plants, and when the plants get bigger put them in another area where you promote flowering. Indoor gardening supply shops now have HID conversion bulbs so growers can have the benefit of both HPS and MH light. Understanding HID (MH/HPS) Grow Lights - Lighting Buyers Guide. The Dude & Scotty Real Are Hanging Out & Waking And Baking And Answering Your Grow Talk Questions Like How Does Recharge Work, Should You Use A Metal Halide Or HPS Bulb In Vegetative … Grow Talk Marijuana Podcast 735 Metal Halide Or HPS In Vegetative Growing & Timing Your Flush ... TL#7 | DE-MH Testing vs. LEC, SE-MH, CMH, DE-HPS | UVB UVC INFO - Duration: 23:32. Simply put, if you are going to grow under an HID grow light setup and you want the best yields, you should utilize a grow light setup that will allow you to switch your bulbs out or just have separate grow lights or even rooms setup to allow you to switch from vegetative growth to flowering. This method gives you the thickest, most lush plant and the best yields! More on these in a moment. During the vegetative phase, ... Here’s a quick look at everything you need to know before you purchase an HID grow light – be it a Metal Halide or be it a High-Pressure Sodium grow light for your plants. Skip to content. This cannabis grow room setup list includes all the supplies you need to get to harvest. MH lamps produce a high proportion of light in the blue part of the spectrum, which promotes strong vegetative growth, while HPS are heavy at the red end of the spectrum, but lacking in blue light, so are used during the flowering stage. HPS (High Pressure Sodium) Grow Lights are a specific type of HID (high intensity discharge) grow light often associated with a reddish / orange-ish output. In easy terms, its a type of light bulb, a very large light bulb (some about the size of your forearm) Its a sealed tube filled with gas, and creates light when the gas is ignited. Supposedly, the blue-light-intensive spectrum of MH lamps fairs best for vegetative growth, while the red-light-intensive spectrum of HPS lamps grow the best buds when it comes time to flower. Yes, you can use metal halide lights if you want, but generally speaking, high pressure sodium grow lights are way better for the flowering stage and produce much bigger yields. LED vs HPS – Which Grow Lights are Better? Menu. HPS + MH Grow Kits; Soil Grow Kits; Hydroponic Grow Kits; 2' x 4' Grow Rooms; 4' x 4' Grow Rooms; 7' x 7' Grow Rooms; 8' x 4' Grow Rooms; Featured Products. Find out which is more efficient for plant growth when the scientific results are revealed! HPS grow bulbs produce the yellow-red light ideal for the flowering phase of your grow. Only 10 items in stock! LED Lighting System (Vegetative Stage) While either type can be used for the full growing cycle, when combined, using an MH grow light for vegetative growth and flowering under an HPS grow light is the most recommended HID grow light setup because utilizing the strengths of both types at the right times produces the best results. Cool glad I … 11% OFF. Magnetic vs digital ballasts – which is best? 1.1 What Is Available On The Market. Neither MH nor HPS grow lights offer a full-spectrum of PAR. Moreover, they are also much cheaper to run, and more versatile too. Neither MH nor HPS grow lights offer a full-spectrum of PAR. HID vs LED Grow Lights: Deciding on the Best Grow Light Setup to Use. The ballast that you get here is a high-quality digital ballast, which will work quite smoothly when it comes to dimming your lights. The standard protocol has been to switch from a cool-colored metal-halide (MH) spectrum for vegetative growth to a warm-colored HPS spectrum for flowering. They are most commonly employed during the flowering stage of growth, with MH bulbs used for the preceding vegetative phase. Metal Halides are another specific type of HID grow light. Metal Halide grow lights are meant to be used when the plant you are growing is in the early stages of growth. HPS lights can be used for the entire grow and will still get great results. There is no versus when it comes to MH and HPS. more watts = more growth getting a lower wattage MH is not going to speed up your veg, MH of the same wattage will shorten node spacing making shorter bushier plants If you wanted to speed growth up you would run the 400HPS AND a 400MH at the same time Metal halide conversion bulbs that operate on HPS ballasts or digital ballasts have the same type of full-spectrum output as standard MH bulbs and usually have the added benefit of a higher lumen rating. 18 Reviews . So, for a productive vegetative stage, Metal Halide will do worlds of good to your final cannabis output. Firstly, HID stands for High Intensity Discharge. Super HPS; Double Ended HPS; Dual Arc; Ceramic. Look no further than the Hydroplanet Horticulture 1000W HPS MH Grow Light. The grow lights you get here are 1000W MH and HPS lights, suitable for both flowering as well as vegetative phase of your plant’s growth cycle. HPS bulbs have been popular in cannabis gardens for decades. What are the Pros and Cons of HPS Grow Lights? It seems there are alot of users of HPS bulbs on this board...for all stageso of growing. While either type can be used for the full growing cycle, when combined, using an MH grow light for vegetative growth and flowering under an HPS grow light is the most recommended HID grow light … Unlike standard HPS lamps, this model does support both 120 and 240 volts. If the bulb is powered from a constant voltage source such as directly from the AC wiring, the current will increase until the bulb destroys itself. HPS bulbs need replacement less often than their MH counterparts and produce more light output per watt or energy consumed. Ryan RileyTop 200 most visited Seed Bank in the WorldAs an Amazon Associate I earn from qualifying purchases. $169.95. Metal halide lights closely mimic natural sunlight. MH grow lights (metal halide) are suited best for vegetative growth and HPS grow lights are superior for flowering. HPS Vs CMH Vs LED Should you upgrade from HPS and MH to CMH or LED? HPS is the most efficient form of HID lighting and some growers will argue HPS is a superior vegetative light because of its efficacy. Before we see and compare the spectrum of a Metal Halide HID, please look at the following chart: Chart of average plant response to light spectra. Singoe, Sep 2, 2010 a matter of whether HPS or is. Brand mh vs hps for vegetative growth ipower: ballast: 400 watt, dimmable excellent light penetration and produce fantastic results pick winner... 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