A 6×12 greenhouse is a really nice and versatile sized greenhouse that has grown in popularity lately. And this makes sense because not only do they create a happy and cosy growth environment for your plants, but they also are pretty much the perfect size for gardens in my opinion.

So much so, that I decided to review the 5 best 6×12 greenhouse options on the market right now. So keep reading to see what the market leading companies are doing with their 6×12 greenhouses. Let’s get into it.

Looking for the best polycarbonate greenhouses in 2024? The Best Polycarbonate Greenhouses To Buy In 2024 For People On A Budget

Put These 6×12 Greenhouse Picks On Your Wishlist In 2024

Here are my favorite 6×12 greenhouses at the moment. If you like what you see, take a look at the best price or if you want more detailed information then continue down to the reviews below.

Category	6×12 Greenhouse
Palram Snap & Grow	Best Overall 6×12 Greenhouse
Howe Hybrid Greenhouse	Great Hybrid 6×12 Greenhouse
Mupater Greenhouse	Great Budget Greenhouse
Pipleo Greenhouse	Great For All Seasons
Showellgard Greenhouse	High Quality 6×12 Greenhouse Kit

Let’s get into the reviews

#1: Palram Snap & Grow (Best Overall 6×12 Greenhouse)

Overall Thoughts:

I love anything Palram, and they really outdid themselves with their Snap & Grow assembly process. This 6×12 greenhouse can be set up by one person in just a few hours and it’s really simple (I wish all companies did this). As soon as this is set up then you will have a great greenhouse that is backed by a top company so you know that you’re always supported. The only negative is that it might need some extra support in windy areas, but otherwise this is a blockbuster greenhouse.

PROS	CONS
– The assembly process is amazing (it just snaps into place) – The polycarbonate panels are high quality and allow maximum light while still protecting your plants – It has a big door and adjustable roof vents that let you control the ventilation – It’s high quality and comes from a top-brand	– May require additional anchoring in extremely windy areas

Other Details:

The Palram Snap & Grow 6′ x 12′ Greenhouse is a great option for anyone wanting a spacious greenhouse that’s easy to put together. Its snap-together design makes assembly simple, even if you’re a beginner. The clear polycarbonate panels are tough and let in lots of natural light, while the rust-resistant aluminum frame means it can handle year-round use. You’ll appreciate the lockable double doors for secure access and the adjustable roof vents that keep the air flowing for healthy plants. Although it’s easy to assemble, having a second person to help can make it go even smoother.

Check Best Price ➡️ Amazon

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#2: Howe Hybrid Greenhouse (Great Hybrid Greenhouse)

Overall Thoughts:

This is a really high quality and easy to use hybrid greenhouse that will fit in most gardens very happily. Not only is it created to optimize the growth of your plants, but it is also built to last. The Howe 6×12 greenhouse has a strong rust-resistant frame that will last for a long time, along with really nice additions like adjustable air vents and lockable sliding doors. The assembly was a bit challenging but all around this is a good option for many gardeners and it won’t destroy your budget.

PROS	CONS
– Good price for a high quality greenhouse – Rust-resistant aluminum frame will resist rain and stop from rusting which raises the lifetime value of the greenhouse. – Creates a really nice cosy environment for your plants. – Lockable sliding door for added security that can also keep out pests	– Assembly can be challenging because the instructions aren’t always clear – May need extra support in windy areas

Other Details:

The HOWE 6×8 FT Polycarbonate Greenhouse is a solid choice if you’re looking for something affordable and functional. It features twin-wall polycarbonate panels that keep your plants insulated and an aluminum frame that’s rust-resistant and built to last. The lockable sliding door makes it easy to get in and out, and the adjustable roof vent helps you keep the temperature just right inside.

It also comes with ground anchors for added stability, but if you live in a really windy area, you might want to add some extra support. The assembly might take a bit of effort, but considering the quality and features, it’s a great budget-friendly option for both beginners and experienced gardeners. If you want to start gardening without spending too much, this greenhouse is a good pick.

Check Best Price ➡️ Amazon

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#3: Mupater Greenhouse (Great Budget Greenhouse)

Overall Thoughts:

If you’re looking for a solid 6×12 greenhouse that is inexpensive, but still works… Then stop your search right now because this should be first on your wish list. This is a budget friendly greenhouse that doesn’t sacrifice on quality. It’s made of durable materials that create a warm environment for plant growth, it comes with some nice extras like adjustable vents and rain pipes… And most importantly – it works! If you want a budget 6×12 greenhouse without any extra bells and whistles then this is a good bet for you.

PROS	CONS
– Surprisingly sturdy for a budget greenhouse (probably due to the anchors they provide) – Has good insulation and maintains humidity nicely – Great price – Looks great in the garden.	– Assembly is difficult with the instructions being unclear at times. – It was missing some screws that I had to get separately.

Other Details:

The MUPATER 6×12 FT Greenhouse is a great mix of durability and practicality. It has twin-wall polycarbonate panels that keep your plants well-insulated, and the aluminum frame is rust-resistant for long-lasting use. The lockable sliding door makes it easy to get in and out, while the adjustable roof vent helps you control the temperature and airflow inside, keeping your plants healthy.

It also comes with ground anchors for extra stability, which is especially important if you live in a windy area. Although the assembly might take some time and effort, the result is a sturdy and dependable greenhouse that will meet your gardening needs all year round. With its added stability and secure features, it’s a top pick for serious gardeners.

Check Best Price ➡️ Amazon

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#4: Pipleo Greenhouse (Great For All Seasons)

Overall Thoughts:

This is a solid greenhouse that has all the functionality that you need to grow plants in all seasons. It has nice ventilation options to keep the right heat and humidity levels in the spring and summer, and it can be nicely insulated in the winter without too much of a hassle (1). It is well made and sturdy, the only real downsides for me was the time consuming assembly and the niggly nature of putting in the polycarbonate panels. These are forgiven once you’re done because it’s a nice product.

PROS	CONS
– Excellent insulation with twin-wall polycarbonate panels – Made of sturdy materials that will last a long – Lockable sliding door for secure access that also keeps out pests – Built-in gutters for effective water drainage is a nice touch	– The polycarbonate panels were difficult to insert – Assembly is simple, but time consuming.

Other Details:

The Pipleo 6’ x 12’ Polycarbonate Greenhouse is a solid choice for year-round gardening. It’s built tough with twin-wall polycarbonate panels and a rust-resistant aluminum frame, offering good insulation to keep your plants safe in any season. The lockable sliding door makes it easy to get in and out, and the adjustable roof vents help you keep the temperature and airflow just right inside.

A nice bonus is the built-in gutters, which are great for managing water runoff and preventing damage. While putting it together might take some effort, the detailed instructions help make the process easier. Overall, this greenhouse is a great investment if you want a spacious, reliable space to grow your plants all year long.

Check Best Price ➡️ Amazon

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#5: Showellgard Greenhouse (High Quality 6×12 Greenhouse Kit)

Overall Thoughts:

This 6×12 greenhouse really surprised me because before this I had no idea who Showellgard was. But overall it was a really good experience with this greenhouse, not only does it have good insulation and a rust resistant construction – but it also comes at a nice price! It’s not going to win any design awards, but it looks nice in the garden and functions as you expect it to. The downside is that assembly is challenging, but when is it not with a polycarbonate greenhouse? Overall I’d recommend this.

PROS	CONS
– Good insulation with twin-wall polycarbonate panels that allow light in while still protecting from UV rays – Durable rust-resistant aluminum frame is sturdy and solid – Adjustable roof vent allows you to geek out on the ventilation – Nice price	– The assembly is tricky and not all the panels fit perfectly.

Other Details:

The Showellgard 6×12 FT Polycarbonate Greenhouse is a great mix of size and functionality, making it perfect for a variety of gardening tasks. The twin-wall polycarbonate panels offer excellent insulation, keeping your plants safe from extreme temperatures while still letting in plenty of sunlight. With a rust-resistant aluminum frame, this greenhouse is built to last and is a solid long-term investment for any gardener.

The lockable sliding door gives you easy access and extra security, and the adjustable roof vent lets you control the temperature and airflow inside. The built-in gutters help with water drainage, which is handy for preventing damage from water buildup. Although the assembly might take some time and effort, once it’s up, you’ll have a sturdy and versatile greenhouse that works well in different seasons.

Check Best Price ➡️ Amazon

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Which 6×12 Greenhouse Should You Buy?

Choosing the right 6×12 greenhouse depends on what you’re looking for, but here’s a quick rundown to help you decide:

• Best Overall: Palram Snap & Grow – If you want something reliable and easy to assemble, this one’s for you. It’s high quality, simple to put together, and offers great light for your plants. Just keep in mind, it might need a bit of extra anchoring if you live in a windy area.
• Great Hybrid Option: Howe Hybrid Greenhouse – This is a sturdy and functional choice that won’t break the bank. It’s built to last with a rust-resistant frame and offers good insulation. Assembly can be tricky, but it’s a solid option overall.
• Best Budget Pick: Mupater Greenhouse – If you’re on a budget but still want something durable, this is a great pick. It’s sturdy for the price and does a good job of keeping your plants cozy, though the assembly might be a bit of a challenge.
• Great for All Seasons: Pipleo Greenhouse – This one is perfect if you’re planning to garden year-round. It has good insulation, solid construction, and nice features like built-in gutters, though putting it together can be time-consuming.
• High-Quality Kit: Showellgard Greenhouse – If you want a durable, no-nonsense greenhouse that looks good in your garden, this is a solid choice. It’s sturdy and well-insulated, though the assembly isn’t the easiest.

So, which one should you buy? If you want the best all-around option, go with the Palram Snap & Grow. For a budget-friendly pick, the Mupater Greenhouse is your best bet. If you’re looking to grow all year long, the Pipleo Greenhouse is a great choice. Each of these greenhouses has its strengths, so pick the one that fits your needs and garden best!

Why Is A 6×12 Greenhouse Such A Good Size?

A 6×12 greenhouse is a great choice because it offers a perfect mix of space and ease of use. Here’s why:

Plenty of Room	With a 6×12 size, you’ve got enough space to grow a variety of plants, including taller ones, without things feeling crowded. You can set up shelves or benches to make the most of both vertical and horizontal space.
Easy to Manage	It’s big enough to be really useful but not so large that it becomes a hassle to take care of. This size is ideal for hobby gardeners who want to grow a good amount of plants without needing a massive structure.
Flexible Layout	The dimensions let you get creative with your setup. You can have different zones for different types of plants, like one area for seedlings and another for mature plants, making it easier to care for everything.
Good Airflow	A greenhouse this size usually allows for better air circulation than smaller ones, which is important for preventing mold and keeping your plants healthy.
Fits Most Backyards	A 6×12 greenhouse is big enough to be effective but still compact enough to fit in most backyards without taking over the whole space.
Affordable	It’s often more budget-friendly than larger greenhouses, both when you first buy it and for ongoing maintenance, while still giving you plenty of space for your gardening projects.

Conclusion

In conclusion, a 6×12 greenhouse offers the perfect balance of space, functionality, and manageability for both beginner and experienced gardeners. Whether you’re looking for something easy to assemble like the Palram Snap & Grow, a budget-friendly option like the Mupater Greenhouse, or a year-round solution like the Pipleo Greenhouse, there’s a 6×12 greenhouse out there to meet your needs.

This size gives you plenty of room to grow a variety of plants, provides good airflow, and fits comfortably in most backyards without taking up too much space. Plus, it’s affordable, making it a great investment for anyone looking to enhance their gardening experience. Whichever model you choose, a 6×12 greenhouse is a versatile and practical addition to any garden. Happy gardening!

Here are our favorite greenhouse accessories: 14 Best Greenhouse Accessories That You Need In 2024

FAQs

What is a good size for a greenhouse?

A good size for a greenhouse really depends on your needs and available space. For most home gardeners, something around 6×8 to 6×12 feet is ideal. These sizes give you enough room to grow a variety of plants without being too big to manage easily. A 6×12 greenhouse, for example, offers plenty of space for different types of plants and is still compact enough to fit in most backyards.

Are greenhouses worth the money?

Yes, greenhouses are definitely worth the money if you enjoy gardening and want to extend your growing season. They protect your plants from harsh weather, pests, and extreme temperatures, allowing you to grow a wider variety of plants throughout the year. Plus, they can be a great way to start seeds early and enjoy fresh produce even in colder months.

Why are greenhouses a problem?

Greenhouses can sometimes be a problem if they aren’t properly managed. Issues like poor ventilation, excessive heat, or inadequate watering can lead to plant health problems, such as mold, mildew, or overheating. Additionally, if not anchored well, greenhouses can be vulnerable to damage from strong winds. However, with the right setup and care, these problems can be easily managed.

Should a greenhouse be airtight?

No, a greenhouse should not be completely airtight. While it’s important to keep out pests and maintain a stable temperature, greenhouses need proper ventilation to allow fresh air to circulate. This helps prevent mold, mildew, and overheating, all of which can harm your plants. Adjustable vents or windows are key features that help control the airflow inside a greenhouse.

Is a 6×12 greenhouse big enough?

Yes, a 6×12 greenhouse is big enough for most home gardeners. It offers plenty of space to grow a variety of plants, including taller ones, and allows for different zones or sections for various gardening activities. It’s a great size that provides ample room without overwhelming your yard or being too difficult to maintain.

References:
1 – Heat Wave Gardening, taken from: https://www.gardeningknowhow.com/plant-problems/environmental/plant-care-during-a-heat-wave.htm