Moisture, pollutants, mold, odor, and mildew buildups - these are the five critical things that can ruin up your indoor grow system. Therefore, it's obvious that every grower, no matter how big he's growing, hates these by heart.

So, what remedies do we have in hand? Well, it's the best dehumidifier for grow tents and grow rooms that can be in rescue. Although the name misleads us with the information that these devices only dry the air up. But there are tons of models that can serve you with all these 5 solutions.

And to pick up some good dehumidifiers for the grow room and tent, we had spent much time, I hope it will help you.

Do All Grow Rooms Need A Dehumidifier?

Grow rooms that are struggling with excess moisture need a dehumidifier to prevent problems such as powdery mildew, bud rot, and other fungal conditions that can affect your harvest.
If you have a small grow room with just a couple of plants, you likely won't need a dehumidifier.

You should be able to adequately control humidity with an exhaust system to expel hot, moist air.

However, larger grow rooms with lots of plants are going to inevitably be incredibly moist. Think about it this way - the moisture you put into your plants (with each watering/feeding) will be released back into the environment.

If you don't remove this excess moisture from the grow room atmosphere, you'll end up in a super humid environment capable of causing problems.

Most commercial growers cannot afford to forego a dehumidifier in their facility. With your crop on the line, this investment will ensure your plants make it to harvest and you won't experience crop failure related to excess humidity.

Benefits of Using a Dehumidifier for a Grow Room

One of the most important things you need to understand as growers of plants (apart from things like led grow lights and) is that the best plants require a constant intake of gallons of water. When the moisture in a grow tent is high, over time the plants will use their leaves to absorb moisture from the space around them. When the moister is low in a grow box, they absorb water through their roots instead.

Thus, having control of the best moisture in your indoor grow tent allows you the best control over your plant's nutrient intake. Moreover, having the right levels in your grow tent improves the development of the plant, giving you strong, healthy, and leafy plants. Outside of benefiting the plants, controlling the moisture in the grow room with one of the best grow room dehumidifier is also best for preventing problems such as mildew, bud root, and leaf rot.

White powdery mildew is one of the most common issues with growing plants in high-moister environments. This fungal disease is tricky to deal with as growing plants grow best in humid environments. The good news is that a grow room dehumidifier and proper airflow in your grow tents are all you need to prevent this type of fungal growth and make a suitable environment.

The worst problem that growers experience due to poor environmental management is bud root. The problem with bud rot is that it's difficult to spot. You could end up harvesting your plants thinking you have the best healthy crop only to find that you actually have a useless batch of moldy buds. Make sure you purchase the best dehumidifier for grow room and ensure only the best outcomes and that you don't encounter this frustration.

ECO Farm Mini small 500ml portable air conditioner dehumidifier

Features:

When it comes to grow rooms and grow tents, finding a high-quality dehumidifier is a necessity, especially when you are dealing with sensitive plants. The ECO Farm Dehumidifiers is one of the most popular options that you can considerably get your hands on. This is suitable for a small dehumidifier for grow tents. It is also a highly recommended grow tent dehumidifier due to its efficient performance, sleek design, and portability. Like most mini dehumidifiers it works best between 59–86F, the top end is just about right for a grow tent. It's a reliable machine which can run continuously with no problem and comes with a 12-month warranty. Despite the 500 ml capacity, this dehumidifier is extremely lightweight, which is comparatively a lot lesser as opposed to the other options. This enables you to create an environment with optimal moisture settings. Last but not the least; you get superior performance with minimal energy consumption, which means that you wouldn't have to worry about longer power bills by the end of each month.

VIVOSUN Small Space Mini Dehumidifier for Grow Tent Closets

Features:

This is the best dehumidifier for grow tent that is smaller in size and can't spare space for a larger unit. Regardless of its size, it works best with full efficiency; therefore, it is very popular among its users. This grow tent dehumidifier can cover an area of 269Ft, which is pretty awesome for a smaller device. You can also use it at other places in your house, For instance, in the bathrooms and basements that attract the most moisture. The compact and portable design of this mini dehumidifier is what makes it a superlative purchase, especially if you are short on a budget. This is one of the few options in the market that come with external handles that make it easier for you to move around. As for the capacity, despite being a mini version, it comes with a 2200 ml capacity and the tank easily slides out to enable easier cleaning results. Also, it can absorb and eliminate up to 700 ml of moisture every day, which is ideal to keep your grow room in the best condition.

hOmeLabs Small Space Dehumidifier with Auto Shut-Off for Grow Room

Features:

This dehumidifier is perfect for any large room, basement, or cellar where you want the amount reduced. As an Energy Star certified machine, this dehumidifier not only saves your home from the threat of mold, mildew, and airborne allergens - it also saves you money. It is incredibly efficient, meaning you're easing the burden on the environment. It costs less to run this dehumidifier compared to others on the market, too. The hOme Dehumidifier is fairly straightforward to use: you just set your ideal moisture and let it run its continuous 24-hour cycle until its tank is full. At that point, it will automatically turn off until you empty the machine. For convenience's sake, the manufacturer included a hose outlet so you can attach a hose for continuous draining if you prefer continuous operation.

How to Buy The Best Dehumidifier for Growing Plants?

Now that you know which the best options are when it comes to buying a dehumidifier for growing plants, you must also know what all to look for before you make a final purchase. These are some of the factors that you need to mind and you can use these points as a checklist to ensure that you are getting only the best quality products which suit your needs.

The first and foremost thing that you need to keep in your mind is that you must always make sure that the dehumidifier you are buying is big enough for the area in which you are growing. Don't buy a small dehumidifier for a big grow room or a big dehumidifier for a small grow tent - this needs to be ensured that the size of your growing area and the area covered by your dehumidifier match well. Then there's also the capacity of the tank as well as the dehumidification capacity - these are two different things that people often confuse. The tank capacity is generally larger while the dehumidification capacity is the amount of water that the dehumidifier can take out of the air in a day.

Always ensure that all safety standards are followed and there's no risk of fire in the dehumidifier of your choice. Noise is another concern as dehumidifiers tend to make some noise (getting a non-electric/renewable dehumidifier will solve this problem but they're usually not as powerful as the regular electric dehumidifiers so there's that). One more thing that you must know is that filters of a dehumidifier need frequent cleaning - make sure that the dehumidifier you are getting is easy to clean and maintain. Also, check if you are getting any extra filters along with the device as they are always quite helpful. Your dehumidifier also needs to be portable enough to easily be moved around. The warranty that you get also matters - always ensure that you are getting the maximum possible warranty.

Conclusion

Finding the right dehumidifier is one step along the way, and getting the dehumidifier to last for a long period of time is another part of the equation. We recommend opting for dehumidifiers that can cater to small and medium-sized grow tents as that is what many of us have.