If you’re serious about gardening, you know how frustrating it can be when the weather doesn’t play nice. That’s where a greenhouse comes in—it lets you grow your plants exactly how you want, no matter the season. But picking the right greenhouse kit? That’s the tricky part. You don’t want to waste your time or money on something flimsy that won’t last. That’s why we’ve done the heavy lifting for you.

Here are the best greenhouse kits for 2024, handpicked for every type of gardener. Whether you’re working with a tiny balcony or a big backyard, we’ve got the right setup to keep your plants thriving all year (1). 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

The Top Greenhouse Kit Choices Of 2024

Here are the best greenhouse kit picks that we will be recommending:

Greenhouse Kits	Category
Palram Canopia Hybrid	Best Overall Greenhouse Kit
Palram Canopia Mythos	Best for Harsh Weather Conditions
Palram Canopia Hybrid Lean-to	Best Space-Saving Greenhouse Kit
Outsunny Mini Greenhouse	Best Budget Mini Greenhouse
Outsunny Outdoor Greenhouse	Best Walk-In Greenhouse Kit
Barrina Mini Greenhouse	Best Indoor Greenhouse Kit

#1: Palram Canopia Hybrid (Best Overall Greenhouse Kit)

Details:

This is the all-around best greenhouse for a reason. The Palram Hybrid combines clear and twin-wall polycarbonate panels, giving you excellent light transmission while protecting your plants from strong sun and cold weather. It’s spacious, sturdy, and designed for long-term use with minimal maintenance. The easy assembly and thoughtful features like a vent for air circulation and a lockable door make it a perfect choice for anyone who wants to grow a variety of plants all year long. It’s a well-balanced greenhouse that checks all the boxes for size, quality, and performance.

PROS	CONS
– Easy-to-follow assembly with sliding panel system. – Durable, low-maintenance materials that last a lifetime. – Offers a spacious interior for year-round gardening. – Excellent light transmission with UV protection. – Adjustable roof vent for air circulation.	– Assembly can take several hours. – On the higher end of the price spectrum. – May require two people for assembly due to its size.

Our Rating:

This greenhouse scores high because it checks all the boxes: spacious, durable, and easy to maintain. It’s the best overall choice for a reason, offering plenty of space and protection for your plants year-round. The combination of clear and twin-wall panels provides the right balance of sunlight and insulation. While assembly can take a bit of time, it’s worth the effort for a greenhouse that will last. The only real downside is the price, but you get what you pay for in terms of quality.

Specs & Features

Dimensions: 167″ L x 73″ W x 82″ H
Frame Material: Powder-coated aluminum
Cover Material: 4mm twin-wall polycarbonate (roof) and clear polycarbonate panels (walls)
Door Style: Single hinged door, lockable
Weight: 137 pounds

Features:

• Blocks harmful UV rays and provides over 90% light transmission
• Adjustable roof vent for air circulation
• Built-in rain gutters for water drainage
• Galvanized steel base for structural stability
• Easy to assemble with sliding panel system
• Designed for year-round use with maintenance-free panels

Check Price ➡️ Amazon

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#2: Palram Canopia Mythos (Best for Harsh Weather Conditions)

Details:

If you live in an area that gets a lot of wind or snow, the Palram Mythos is a reliable option. Its heavy-duty aluminum frame and double-wall polycarbonate panels are built to handle tough weather while still letting plenty of sunlight in. The panels diffuse intense sunlight, so your plants don’t get scorched, and the strong base helps keep it stable during rough conditions. With a vent for airflow and built-in rain gutters, it’s a smart, durable solution for year-round growing in harsher climates.

PROS	CONS
– Strong and durable, ideal for areas with tough weather. – Built-in rain gutters for easy water collection. – Easy sliding panel assembly. – Lockable door for added security. – Twin-wall polycarbonate panels offer great insulation.	– Requires additional anchoring in windy areas. – Higher price point than other models. – Assembly instructions can be confusing.

Our Rating:

This greenhouse gets a high score for being durable and ideal for harsh weather. The twin-wall panels offer great insulation and protection, making it a reliable choice for year-round use. The built-in rain gutters and roof vent are practical additions. However, some customers have had issues with missing or bent parts, and the instructions can be tricky to follow. If you need a greenhouse that can handle rough weather, this is a great pick, but the assembly process might test your patience.

Specs & Features

Dimensions: 120″ L x 72″ W x 84″ H
Frame Material: Rust-resistant aluminum
Cover Material: 4mm twin-wall polycarbonate panels
Door Style: Hinged, lockable door with magnetic catch
Weight: 96.3 pounds|

Features:

• Blocks 99.9% of UV rays
• Adjustable roof vent for air circulation
• Built-in rain gutters
• Galvanized steel base for added stability
• Withstands winds up to 56 mph and supports snow loads of 15.4 lbs/sq. ft.
• Pre-cut sliding panels for easy assembly
• TestBild accreditation for top quality

Check Price ➡️ Amazon

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#3: Palram Canopia Hybrid Lean-to (Best Space-Saving Greenhouse Kits)

Details:

The Palram Hybrid Lean-to is perfect if you’re tight on space but still want a fully functional greenhouse. It’s designed to sit right up against a wall, which not only saves space but also helps trap more heat for your plants. The twin-wall polycarbonate panels offer great insulation and protection from harsh sunlight, making sure your plants are always safe. It’s sturdy, UV-protected, and comes with a solid aluminum frame that will last for years. If you have a small garden, deck, or patio, this greenhouse lets you grow your plants without sacrificing too much room.

PROS	CONS
– Perfect for small spaces like patios or balconies. – Easy to assemble with simple instructions. – Great heat retention due to the lean-to design. – Sturdy aluminum frame with a steel base for stability.	– Limited growing space compared to freestanding models. – Assembly can be time-consuming. – Ventilation might not be enough for larger plants or during hot weather.

Our Rating:

This lean-to greenhouse is a solid choice for small spaces. It does a great job of protecting plants from UV rays and has a sturdy frame, but it falls short when it comes to assembly and stability in rough weather. If you’re looking for something compact and functional, it’s a good option, but be ready to spend some time putting it together. The heat retention feature is a plus, but missing or bent parts in some cases knock its score down a bit.

Specs & Features

Dimensions: 8′ L x 4.1′ W x 7.5′ H
Frame Material: Rust-resistant aluminum
Cover Material: 4mm twin-wall polycarbonate panels (roof) and clear polycarbonate panels (walls)
Door Style: Hinged, lockable French door
Weight: 61 pounds

Features:

• Blocks 99.9% of UV rays
• Adjustable roof vent for air circulation
• Built-in rain gutters
• Galvanized steel base for added stability
• Withstands winds up to 47 mph and supports snow loads of 15.4 lbs/sq. ft.
• Easy to assemble with step-by-step DIY instructions

Check Price ➡️ Amazon

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#4: Outsunny Mini Greenhouse (Best Budget Mini Greenhouse)

Details:

If you’re looking for an affordable option that gets the job done, the Outsunny Mini Greenhouse is a great pick. It’s portable, lightweight, and ideal for protecting rows of crops or small plants. The roll-up zippered doors allow easy access and ventilation, and while it might not be the most durable, it’s perfect for beginners or gardeners who just want something simple and effective. For its price, it’s an easy way to extend your growing season and keep your plants sheltered from bad weather.

PROS	CONS
– Budget-friendly option for beginner gardeners. – Lightweight and portable for easy relocation. – Protects plants from wind, rain, and pests. – Simple assembly with no tools needed.	– The plastic cover can tear easily. – Not very durable in strong winds.

Our Rating:

This mini greenhouse is an affordable option for those just starting out or looking for something small and portable. It’s great for basic protection, but don’t expect it to hold up in extreme weather. The lightweight frame and plastic cover can tear or break, and it needs extra support in windy conditions. It’s easy to assemble and gets the job done for the price, but if you’re serious about gardening, you might want something more durable.

Specs & Features:

Dimensions: 138″ L x 30″ W x 39″ H
Frame Material: Powder-coated steel
Cover Material: Polyvinyl chloride (PVC)
Door Style: Three roll-up, zippered doors
Weight: 7.7 pounds

Features:

• Lightweight and portable
• Designed for year-round gardening
• UV-resistant and water-resistant plastic cover
• Steel frame for stability
• Easy assembly, no tools required
• Vents allow airflow and temperature control

Check Price ➡️ Amazon

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#5: Outsunny Outdoor Greenhouse (Best Walk-In Greenhouse Kit)

Details:

The Outsunny 6′ x 10′ is a solid choice for anyone new to greenhouses. It’s easy to assemble, with a sliding door for simple access and a vent to keep air circulating inside. The polycarbonate panels provide good insulation while letting in plenty of sunlight. Although it’s not as sturdy as more expensive options, it’s a great starter greenhouse for anyone looking to grow plants in their backyard or patio without spending a fortune. Plus, the rain gutter is a nice touch for collecting water.

PROS	CONS
– Large interior space for a variety of plants. – Affordable price for a walk-in greenhouse. – Polycarbonate panels allow sunlight while blocking UV rays.	– Stability issues in windy conditions. – Panels may pop out during bad weather. – The frame isn’t as sturdy as higher-end models.

Our Rating:

This greenhouse offers a decent amount of space and features like a sliding door and rain gutters at an affordable price. However, it loses points for stability and ease of assembly. It’s not as sturdy as some of the higher-end models, especially in windy conditions, and the assembly instructions leave a lot to be desired. For a budget-friendly walk-in greenhouse, it’s a good choice, but be prepared for some extra work to make it secure.

Specs & Features:

Dimensions: 122.75″ L x 74.75″ W x 79.25″ H
Frame Material: Powder-coated aluminum
Cover Material: Polycarbonate panels
Door Style: Sliding door
Weight: 44 pounds

Features:

• Built-in rain gutters for water collection
• Hinged roof vent for temperature control
• Galvanized steel base for added strength
• Easy to assemble
• Ideal for beginner gardeners
• Good insulation and UV protection

Check Price ➡️ Amazon

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#6: Barrina Mini Greenhouse (Best Indoor Greenhouse Kit)

Details:

For indoor gardeners, the Barrina Mini Greenhouse is the best pick, especially if you need grow lights. This compact unit comes with bright, energy-efficient LED lights to help your plants thrive even in low light conditions. It’s easy to move around, has multiple tiers for different plants, and the included timer makes it super convenient to keep your grow lights on schedule. Whether you’re starting seeds or keeping delicate plants inside, this greenhouse setup gives you everything you need without taking up too much space.

PROS	CONS
– Compact and portable, great for indoor growing. – Comes with strong LED grow lights to boost plant growth. – Wheels make it easy to move around. – Easy to assemble without tools.	– Prone to tipping over without a heavy base. – Lights consume a lot of power, increasing electricity costs. – The plastic cover may tear over time.

Our Rating:

This indoor greenhouse is a fantastic option for anyone looking to grow plants inside. The built-in LED grow lights are a great feature, and the adjustable tiers give you plenty of flexibility. It’s easy to move around and doesn’t take up much space, but it does use a lot of power, which might affect your electric bill. It’s also prone to tipping over if not properly balanced. Overall, it’s a solid setup for indoor gardening, especially for starting seeds or growing smaller plants.

Specs & Features:

Dimensions: 35.4″ L x 13.8″ W x 59″ H
Frame Material: Metal
Cover Material: EVA plastic cover
Door Style: Zippered door
Weight Capacity: 220 pounds

Features:

• 4 adjustable tiers for organizing plants
• Comes with 6 LED grow lights (30W each)
• Includes mechanical timer and thermo-hygrometer
• Wheels with locking casters for easy movement
• Anti-drop guardrails and waterproof PP mats for added protection
• Easy to assemble, no tools required

Check Price ➡️ Amazon

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Buyer’s Guide: What to Consider When Buying a Greenhouse Kit

When you’re buying a greenhouse, you can’t just pick the first one that looks good. There are key factors that will make or break your growing success. Here’s what you need to think about before hitting that buy button.

Size and Space

First off, you need to know how much space you have. Got a tiny patio or balcony? A compact greenhouse is your best bet. Working with a sprawling backyard? You’ve got room for a walk-in or even something bigger. Think about what you want to grow, too. If you’re just starting with herbs and small veggies, a small greenhouse might do the trick. But if you want to grow bigger plants or just need more space, go larger.

Material and Durability

Not all greenhouses are made equal. You want something that’s built to last, especially if you’re dealing with changing weather. Polycarbonate panels are the way to go—strong, lightweight, and UV-resistant. Plus, they provide great insulation. And don’t forget the frame. Aluminum frames are lightweight, rust-resistant, and strong enough to handle whatever Mother Nature throws at them.

Weather Resistance

If you live in an area with strong winds, snow, or heavy rain, weather resistance is a huge factor. Look for greenhouses that can handle snow loads and high winds. You don’t want to invest in something that’ll blow away or collapse under a little snow. Check the specs for wind resistance and snow load capacity.

Ease of Assembly

Let’s be real—some greenhouse kits are a pain to put together. Look for ones that have clear, step-by-step instructions and pre-cut panels. If possible, grab a kit that includes all the hardware you’ll need. Otherwise, you’ll end up making trips to the hardware store, and no one wants that.

Ventilation and Drainage

Ventilation is a big deal. Your greenhouse needs airflow to prevent it from getting too hot inside. Look for models with vents or windows you can open to regulate temperature and humidity. Also, check if the greenhouse comes with built-in rain gutters. This not only helps with water drainage but also lets you collect rainwater for your plants.

Benefits Of Using A Greenhouse

So, why should you even bother with a greenhouse? If you’re on the fence, let me lay it out for you. A greenhouse isn’t just a cool garden accessory—it’s a total game-changer for serious (and even beginner) gardeners.

Extended Growing Season	Grow year-round, regardless of weather, by controlling the environment inside your greenhouse.
Protection from Pests and Harsh Weather	Shields your plants from bugs, animals, wind, rain, and other destructive forces.
Better Control Over Temperature and Humidity	Maintain the perfect growing conditions by adjusting temperature and humidity to suit your plants.
Increased Plant Variety	Grow plants that wouldn’t typically survive in your climate, like tropical plants or off-season crops.
Boosted Plant Health and Growth	Plants thrive in consistent conditions, leading to faster growth and healthier yields, free from environmental stressors.

Conclusion:

In the end, choosing the right greenhouse kit can make a huge difference in how successful your gardening experience will be. Whether you’re looking for something small to fit your balcony or a full walk-in option for your backyard, there’s a greenhouse on this list for you. Each kit has its strengths, and the best one for you depends on your space, climate, and what you want to grow. With the right greenhouse, you’ll be able to grow your plants all year long, protect them from the elements, and create the perfect environment to help them thrive. So, take your pick and get growing!

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

FAQs

Are greenhouse kits worth it?

Yes, greenhouse kits are definitely worth it if you’re serious about gardening. They give you control over your growing environment, protect your plants from pests and bad weather, and extend your growing season. They’re also a great investment if you want to grow plants year-round, especially in colder climates.

How warm do greenhouses stay in winter?

Greenhouses can stay quite warm in the winter, depending on how well they’re insulated and how much sunlight they get. On sunny days, a greenhouse can stay 30°F to 40°F warmer than the outside temperature. Adding a small heater can help maintain warmth during really cold nights.

What not to put in a greenhouse?

Avoid putting plants that require a lot of space or don’t thrive in humid environments in a greenhouse. Certain plants, like cacti and succulents, may not do well in overly humid conditions. Also, keep things like fire hazards, flammable chemicals, or tools that can cause damage to plants out of your greenhouse.

Should a greenhouse have a floor?

A greenhouse doesn’t have to have a floor, but many gardeners prefer one for easier maintenance and better drainage. If you opt for a natural ground floor, you’ll need to manage weeds. Concrete, gravel, or rubber mats can provide a cleaner, more stable surface, but make sure there’s good drainage.

How many years does a greenhouse last?

A well-built greenhouse can last 10 to 20 years, sometimes even longer, especially if it’s made from durable materials like polycarbonate and aluminum. Regular maintenance and care will extend its lifespan.

What is better, a green or white greenhouse?

It depends on your needs. Green greenhouses tend to block more light, which can be useful in very sunny areas. White or clear greenhouses allow more light in, which is better for plants that need lots of sunlight to thrive. For most gardeners, a clear or white greenhouse is the better option since it lets in more natural light.