A greenhouse is the dream of all passionate gardeners. You no longer need a large outdoor space or require setting a full-fledged greenhouse to satisfy your green thumb. You can simply realize a greenhouse garden in your patio or backyard with one of the best DIY small greenhouses below.
There is a wide range of mini-greenhouses on the market. Some are cheap and made of low-price materials like PVC pipes, but you also have some costly models made of quality, powder-coated metal frames. As per your budget and needs, you can choose a suitable one from our list below.
All these small greenhouses are simple portable systems. With that being said, you don’t need to fix them somewhere permanently. You can move them from one place to the other after one crop and they can also come out to be some pieces of attraction in your exterior.
Best DIY Small Greenhouses
It is easy to set up a DIY greenhouse. You can quickly assemble and disassemble the parts in the ready-to-use kits and enjoy gardening quickly after. Stay tuned for our take on the best products from the top brands like OutSunny, Eagle Peak, Vivosun, and more.
1. OutSunny Portable Greenhouse Kit 9 x 3 x 3 FT
We would like to start the list with a cool product from OutSunny. The brand is a key supplier of small and portable greenhouses for your backyards. As its title says, this is a smaller 9 x 3 x 3 in grow tent to protect your plants from outdoor elements like wind, dust, rain, and pests.
The tent is built on a stronger and durable powder-coated steel frame. And it features three large doors to ensure easy access and ample space for working. The greenhouse can ensure an amazing light penetration rate and ample sunlight and heat preservation for the fast growth of the plants.
The OutSunny grow tent is an easy-to-assemble system. You can quickly set up the parts together to get the greenhouse ready for cultivation. It highlights a roll-up design for amazing ventilation and is double zippered to make sure smooth opening and closing.
You can bury the overlong part of the poly sheet in the soil for extra stability of the greenhouse. Once set up, you will get a tent of 9 x 3 x 3 feet with the sizes of the window having 27.5 x 39.5 inches each. The steel tube size is 16 mm and it weighs an overall 10.4 lbs.
Notable Features
- 9 x 3 x 3 Feet Small and Portable Greenhouse.
- Weather-Resistant and Durable PE Cover.
- Long Design with Three Big Doors for Quick Access.
- Solid and Durable Powder-Coated Steel Frame.
- Excellent Light Penetration Rate.
2. OutSunny Portable UV Walk-in Greenhouse 8 X 6 X 7 FT
This is another amazing product from OutSunny. As you see, it is a large and spacious greenhouse with easy access, thanks to its bigger door. You can completely open the door and roll it up with ropes to let you enter and do the works inside smoothly.
Thanks to the plastic mesh covering, the grow tent can perfectly keep the temperature that your plants require. Well, the powder-coated durable aluminum frame gives the ideal strength for the tent-like structure. This is a fine choice for your balconies, backyards, and more.
It features a good-quality PE cover to ensure UV and water resistance. The best transparency rate of the PE can help create a perfect atmosphere for your plants inside. It also comes up with four layers of racks that you can place at both sides of the tent to locate your plant and flower pots.
With a size of 8 x 6 x 7 feet, it is indeed a perfect way to grow a variety of your plants like veggies, flowers, fruits, greens, and more. You can easily assemble the structure in a matter of time. A shelf has a weight of 20 lbs and the overall product weighs 47 lbs.
Notable Features
- 8 x 6 x 7 Feet Walk-In Portable Greenhouse.
- Two Pieces of Multi-Layered Frames for Pots.
- Large Roll-Up Door for Easy and Quick Access.
- Perfect for Balconies, Backyards, and Patio.
- Durable PE Cover and Sturdy Metal Frame.
3. Vivosun Walk-in Greenhouse Tunnel 13.1 x 10 x 6.6 FT
It is a tunnel greenhouse from Vivosun, a leading maker of gardening and hydroponic equipment. As you see, it is a long and spacious grow tent in the form of a tunnel. Its large door will help you easily walk into the greenhouse and enjoy gardening in the ideal environment.
You can roll up the front entrance quickly so that entry into the tent becomes rather easier. Also, you get a wide operating space inside. It has as many as eight side windows so that you can have a better circulation of air in the greenhouse. Check out the product on the link below.
The steel frame used is a heavy-duty galvanized one. It makes the tunnel grow tent much durable and stronger for applications in your backyards, patios, balconies, and more.
By the way, like all similar grow tents, it features a durable PE cover that can ensure transparency and a waterproof profile. You can bury its extra-long poly cover in the soil for additional stability of the entire structure.
The PE cover also features double-stranded edge banding for increased durability. Overall, you get one of the best DIY small greenhouses from Vivosun to make you grow your veggies, fruits, and flowers in your backyard.
Notable Features
- 13.1 x 10 x 6.6 Feet Walk-In Portable Tunnel Greenhouse.
- Roll-up Front Entrance and Window with Zipper.
- Heavy-Duty, Power-Coated Galvanized Steel Frame.
- Highly Durable PE Cover for Ideal Light Transmittance.
- Double-Stranded Edge Banding for Increased Durability.
4. Strong Camel Large Walk-in Greenhouse 24.6 X 10 X 7 FT
It is one of the longest portable greenhouses on the market. The Strong Camel product features a length of 24.6 feet and it has got as many as ten roll-up windows with screens. The brand offers the grow kit in multiple sizes and this is the longest one, as of now.
Well, you get the poly house with a heavy-duty and durable PE cover. And its frame is made of powder-coated steel for extra strength and stability. The doors are featuring zippers so that you can have quick access to the greenhouse and do the works inside smoothly.
The versatile growing tent is perfect for use in a variety of outdoor locations. You can place it in your backyard, patio, and balcony and enjoy the ultimate farming of all your favorite veggies, greens, fruits, and flowers regardless of the climate and season.
Besides this longest model, Strong Camel avails the tunnel greenhouse in several other sizes. They include models with a length of 10, 12, and 20 feet and a height of 7 feet. They are all good for use in your patio, backyard, and more.
Notable Features
- 24.6 X 10 X 7 Feet Walk-In Tunnel Greenhouse.
- 10 Zippered Roll-up Entrances with Screens.
- Strong, Heavy-Duty Power-Coated Steel Frame.
- Highly Durable PE Cover for Perfect Light Transmittance.
- Available in a number of Sizes and Lengths.
5. Eagle Peak Mini Greenhouse 2.3 x 1.6 x 5.6 FT
Next, we have a superb product from Eagle Peak on our list of the best DIY small greenhouses. Eagle Peak is a vendor of greenhouses and canopies and it offers its poly grow tents in different options and sizes. Its line of products is known for ease-of-use and aesthetical aspects.
The one we have here is a 2.3 x 1.6 x 5.6 feet tower grow tent. With a height of 5.6 feet, it comes with four-tiered portable shelving. It is also available in a 3-tiered model with a height of 4.25 feet. The longer zippered door makes your access to the garden easier.
The Eagle Peak tent is easy to assemble out of the box. You can also disassemble it quickly with no tools required. The included caster wheels make it rather portable as you can move it from one place to the other with less effort. The wheels are also removable.
The poly house is made with quality materials. Besides the powder-coated, solid metal frame, it touts an excellent quality UV- protected PE cover that is odorless and non-toxic. Thanks to the included racks, you can neatly pile up the pots and let the plants grow flourishingly.
Notable Features
- 2.3 x 1.6 x 5.6 Feet Mini Tower Greenhouse.
- Zippered Roll-up Front Entrance.
- Solid, Heavy-Duty Power-Coated Steel Frame.
- Durable PE Cover for Water Resistance.
- Available in White and Green Options.
6. Vivosun Mini Lean-To Greenhouse 3 x 6.5 x 7 FT
Here is another cool mini-greenhouse from Vivosun. As its name implies, the compact structure can be placed against a wall or a fence. Yes, it can be neatly stacked down to a backing wall.
The small greenhouse has also got a roll-up entrance door. One person can easily access it and manage the plants inside. Buy the product on the link below.
Made of tough PE cover and a grid of green net, it can guarantee you a long life. The PE grid can offer better protection for your plants from UV rays and other climatic issues.
The walk-in greenhouse has an included shelf rack, which is strong enough to accommodate your plants as starter seedlings. It is quite easy to assemble the mini Vivosun greenhouse.
The portability is indeed another thing. You can easily move it from one place to the other. At the same time, with its height, you can walk around and enjoy gardening more conveniently.
Notable Features
- 3 x 6.5 x 7 Feet Mini Lean-to Greenhouse.
- Compact Wall-Stackable Greenhouse.
- Roll-Up Entrance Door for One Person.
- Made of Quality PE Cover and Other Materials.
7. Ohuhu Greenhouse 4.9 X 4.7 X 6.4 FT
Here is another impressive walk-in greenhouse. The Ohuhu product is up with a zippered roll-up door and ample space for growing your blooming flowers, veggies, and green leaves.
Two Velcro side observation windows can ensure better airflow to make your plants grow richly. Also, they help you have a clear view of the plants inside. Buy the product on the link below.
The mini-greenhouse comes with half a dozen of solid wired shelves. On both sides, you have six shelves each to decently accommodate your plants.
The greenhouse shelves are made of heavy-duty metal tubes, which are water and rust-resistant, thanks to perfect powder coating. So, they can comfortably hold a variety of pots, seed trays, grow lights, and more.
Like all similar small greenhouses, you can easily assemble the Ohuhu greenhouse. It is also easy to disassemble and set up somewhere else as per the season or crop type with no tools.
Notable Features
- 4.9 X 4.7 X 6.4 Feet Small Walk-In Greenhouse.
- Roll-Up Entrance Door and Two Windows.
- 12 Wired Shelves with Six on Each Side.
- Made of Heavy-Duty Metal Tubes.
Final Thoughts
That has been our list of the best DIY small greenhouses. Most of the brands on our list offer their small grow tents in a variety of options. They are available with different attributes like size, shelving, quality, and materials, and etc. We would like to update this article regularly to let you find the best of the best DIY greenhouses for your small outdoor spaces. Stay tuned.

Vahid Vee is a full-time blogger who is highly passionate about home gardening and green products for households. As an incredible researcher and observer of smart home gardening systems and solutions, he is really excited to share with you the latest trends, fresh products, and other developments in the market. #Contact – veevahid@gmail.com – LinkedIn