Following any of the suggestions provided previously in this article will help you achieve those results. Depending on where outdoors you trying to grow your weed, you can build structures that go higher than your plants and that way you can let the plants grow naturally. Privacy is important, even when it is legal to grow marijuana where you live. It is a common occurrence with new growers as they do not realize how close the lights really need to be. The SCROG has worked great and every stem and bud site reached the screen due to the training which is great. That’s what this article is about, helping you figure out what method you can use to shorten the height of your plants, regardless of whether they’re grown indoors or out. Let’s begin! I really don't think it's the genetics because I run multiple strains and get the same results. It’s that simple. Use blue lights to stop your plants from stretching during the vegetative state. Adequate spacing should also be provided because weed plants that grow in a crowded garden have the tendency to stretch on top of each other struggling for light. You want to grow big buds, not big plants. I should now have nearly 15 top cola's. Florists use the technique. Also, plants that receive high nitrogen fertilizers early in spring will get a jump on growth. This method causes less stress on your plants and they will recover quicker than topping. so I'm curious to hear about different people's methods on controlling the 12/12 stretch. Or, leave them around 2’ away if using HPS or other lights that generate heat. Stretching in cannabis plants usually is a sign of too little light because the plants is stretching closer to the light source to get more lumens and be able to perform photosynthesis and grow. This results in overly tall, spindly plants. In the very first weeks of flowering, your cannabis plants will be in the transition stage. every morning I have to raise my lights 1 or 2 inches … The flowering stretch usually lasts for the first two weeks of the phase. I'm concerned about the stretching also since a few days the flowers seem to have stopped evolving. How To Prevent Pot Plant Stretch Many pot growers will allow their cannabis plants to stretch. Yes there are other things that can encourage/reduce stretch however, pot size will definitely do it. Because you are growing a narcotic, there will always be someone that will want to steal it from you.  I don’t recall where this started but essentially the story is that whoever discovered this method thought they had made a huge mistake, so that’s why they called it this. 2. For a better experience, please enable JavaScript in your browser before proceeding. I've heard and tried keeping even day/night temps for the first 2 weeks but I felt like that didn't really help with the stretch. In general to control growth use one or more of LST, scrog, topping, and/or fimming. Low stress training is another method used to keep a weed plant from getting too tall. If they start to curl and droop, then raise the light a few inches. Here’s how to do it. When Do Plants Stop Stretching in Flower? Ensuring the plant itself excluding the buds is as short as possible will allow you to have those big buds. The leaves of the plant will tell you if they like it or not. This way, there is a location for new growth to start at that point where it will now branch off into at least a couple of stalks instead of just the once that was there previously. If the leaves look healthy and are growing at a fast rate, you could try lowering them to as close as 6” from the top of the plant. During this season, the sunlight is barely strong enough to allow plants … Not all get to 10’ or higher naturally, but I feel that 6’ is probably an average height for these plants. Here are a few things I recommend you try. Some marijuana plants (like Sativa) do extremely well when they are pruned in their third to fifth week of vegetative marijuana growth. I am compensated for referring traffic and business to Amazon and other companies linked to on this site. Yes, it’s true if the plants are not getting enough light, they will stretch to reach whatever light there is. Stretch produces tall lanky pot plants with possibly weak and spindly stems. Most other lights will generate heat and will more easily cause light burn. Your plants stretched more because you put it in a bigger pot. the closer they are, the less stretch. The first couple of weeks into flowering you won’t notice much happening then suddenly, the buds shoot up and the plants grow considerably. The stems grow thin because the plant is desperately reaching its leaves towards the light. I grow a indica. Check out https://www.ilovegrowingmarijuana.com/marijuana-seedling-problems/ for more information on marijuana seedling problems. Let’s get to it!Â. Is this normal behaviour? So, before you make the “cut”, try to find an area for your succulents where they will get more indirect sunlight than they did before. As it grows, keep bending it over and directing it around the base of the pot. If you are with me, then let’s look at those ways right now. To fix it, you should give the plant a new start by cutting it down and propagating its parts. With the information provided in this article and some experimenting on your part, you should be able to keep things under control now. Before we talk about how to stop your weed plants from growing too tall, let’s touch quickly on why you would want to do this. Once it is rooted, detach the runner from the parent plant. This takes some drastic measures, but in time will leave you with multiple new succulents. Sativa’s can grow 10’ and higher. The short answer is somewhere in the fourth to fifth week of flowering your buds should stop growing in height (stretching) and start thickening. Pinching is labor intensive. Thread starter joedaddy805; Start date Jan 5, 2014; Jan 5, 2014. Let’s look at how close the lights should be. You can propagate from especially good plants at this time of year too. If you cut back on the amount of water and fertilizer, you should be providing you are stunting the growth of a beautiful plant. Your marijuana plant will not produce buds as big as it could have, leaving you with a sub-par yield. Seeds that are started late winter or early spring, when the sun is still low in the sky, are prone to this type of growth pattern. if you veg under a 5600K light, then flower under a hps, which are usually around 2700k, you're going to get a lot of stretch, if you veg under a 3200k and flower under a 2700k, you'll still get some, but a lot less. I control stretch using the old school system. Week 1-3: The Flowering Stretch. During these 2 weeks your plant will have a very strong growth, up to 200% for the most extreme strains. During flower, typically plants will continue to grow (stretch) a to be 3 times taller than during the grow or veg stage, so a 30cm high plant will grow to approximately 90cm in total. Once your plant is a good 12” to 18” tall and/or has at least 3 branch levels (nodes), locate the very top center growth shoot of the plant/growth. Depending on how far into the vegetative stage you are, it might be too late to do anything. Using PGRs means it is an easy way to stop the vertical stretch, but this comes at a high cost with lower resin and essential production. Sometimes it’s as simple as cutting back on the amount of water or fertilizer you provide the plants. After a couple weeks of this, they usually come to almost a complete stop in height. Unfortunately, this technique creates marijuana plant stretch when used during the first 3-4 weeks of bloom phase. About stretching harder if it's not sexually mature. How to stop marijuana plants from growing too tall? This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Some plants will still creep up in height a bit, which is fine if it is bud growth. How tall should the plants be before flowering? See side bar for full affiliate disclosure. The best way to avoid this from happening is to have the lights within 2’ of your seedlings and as they grow, lower them, if you have LED. Ahh nice I didn't know that! one of the bigger factors is the K rating of both of your lights. I would even start before the plants hit that halfway mark. Temperature differentials!! Some growers will make subsequent pinches at three- to six-week intervals, depending on the plant species and growing conditions. If I feel like tying plants down with internodes between 5"-7", I grow a sativa. 3. Plants can double in size (or more!) ____________________________________________________________________________, How to Stop Plants from Growing Tall (Indoors and Outdoors). If you are new to growing weed, you probably don’t realize just how tall some of these plants really get or how to keep them from getting that high. There is a method of one hour of cold before the lights come on keeps them stocky. For Sativa plants, switch the lighting over to flower when they are 18” to 24”. There are proven techniques to stop plants from growing too tall, such as ‘fimming’, topping and keeping the lights at the right height. There are so many different hybrids now that if you really wanted the effects of a Sativa plant for a high, you could most likely find seeds that have some Indica and some Sativa that would suit your needs. 1. Sometimes, growing outdoors can elicit some unwanted attention when growing weed. The first couple of weeks into flowering you won’t notice much happening then suddenly, the buds shoot up and the plants grow considerably. You can’t just cut the plant down or you might not get any buds. This method is very similar to the fimming method below and is the method that someone was trying to perform, which they botched and named it fimming. Autos will stretch vertically to reach a light source. Now I am going to answer some questions I found online to make sure we cover this topic as fully as possible. Training and pruning allow you to control the shape of your plant by limiting vertical growth … If I want a short plant with tight internodes. Pruning marijuana plants in veg and early cannabis flower will keep the plant from growing skyward. Stretching is what we canna-cultivators call the natural vertical growth spurt put on by cannabis plants during the early stages of flowering, and more notable in Sativa varieties and Sativa/Indica hybrids. So, you can see why it might be a bit challenging for someone to grow Sativa indoors and in a grow tent. Really need to be of water or fertilizer you provide the plants free of weeds HID ) from canopy! Won’T notice much happening then suddenly, the sunlight is barely strong enough to allow plants 1... Size will definitely do it you should be able to grow anyway it,. Internodes between 5 '' -7 '', I grow a Sativa -7 '', grow! 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