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6 Best Lean-To Greenhouse Kits

 

If you are having trouble finding a lean-to greenhouse kit, we know how you feel. Unfortunately, there are not many lean-to greenhouse kits on the market. 

Finding a lean-to greenhouse that fits your needs can be time-consuming and difficult. Don’t worry we’ve got you covered. 

In this post, we covered the best lean-to greenhouse kits on the market and reviewed the pros and cons so you don’t have to. 

Let’s get started. 

 

1. Palram Hybrid Lean-To Greenhouse Kit

 

 Pros Cons
  • Comes in multiple sizes 
  • 4mm thick roof panels 
  • Rust-resistant aluminum frame
  • Inexpensive but offers some durability 
  • Easy to assemble
  • Not very durable 
  • Sizes are limited
  • Thin side walls 
  • Single door 
  • Lots of plastic parts

If you are looking for a small and affordable lean-to greenhouse then the Palram Hybrid is the best option for you. This lean-to greenhouse is affordable and comes in two different sizes. The greenhouse comes in a 4’ x 2’ and 8’ x 4’which gives you some flexibility for your greenhouse. 

The 4’ x 2’ option is perfect if you're looking for a small space to store your plants. The 8’ x 4’ is a better option if you are looking for a larger space to grow full plants and other items inside your greenhouse. 

This greenhouse comes with durable 4mm twin-wall polycarbonate wall roof panels and 0.7mm twin-wall polycarbonate side wall panels. This greenhouse offers durability that other plastic and PVC greenhouses don’t offer. 

But, it's important to note that the Hybrid greenhouse is best for moderate weather conditions that won’t experience strong winds, rain, or snow. With the thin sidewalls, the greenhouse can be susceptible to certain weather conditions.

 

Key Features

  • Highly resistant, safe polycarbonate greenhouse kit (blends Fine Shield Technology™)
  • Combines two types of glazing for balanced light exposure
  • 4mm twin-wall roof panels block up to 99.9% of UV rays
  • Crystal clear, virtually unbreakable polycarbonate panels that provide 90% light transmission
  • Life-time resilient polycarbonate plastic walls; do not fracture, turn yellow or opacify over time
  • Stout, rust-free aluminum structure
  • Clean-lined and functional design
  • 26 sq feet growing space and 6.5' of head room
  • The Nature Series works with Palram's line of hobby greenhouse accessories to maximize space and a more productive growing season
  • 5-year limited warranty

 

2. SB Montecito Lean-To Greenhouse

 Pros Cons
  • Comes in a variety of sizes
  • Made with 8mm twin-polycarbonate walls 
  • Reinforced aluminum frame 
  • 16 gauge steel reinforcements 
  • Comes with multiple roof vents
  • Includes barn-style dutch door
  • Made in the USA
  • Kit is not pre-made, made to order which causes delays in shipping 
  • Limited and not traditional sizing options 
  • Only one option for panel size and material

The SB Lean-To Montecito Greenhouse is a great heavy-duty, lean-to greenhouse. There are a few things that make this a perfect heavy-duty lean-to greenhouse, the first is that it’s built with a weather-resistant, high-quality aluminum frame and 8mm twin-wall polycarbonate panels. 

A few other features that add to the heavy-duty aspects of this greenhouse include an all-bolt construction and rafter ties for additional durability. In addition, the aluminum frame is bolted together using 16-gauge steel plates creating one of the strongest aluminum greenhouses on the market.

These lean-to models come in a variety of different sizes. It comes in different widths as the base from 6, and 9 feet. It also comes in a variety of different lengths including 8, 12, 16, 20, and 24 feet. Below are some of the different sizes they offer: 

 

Key Features

  • Frame made of weather-resistant, high-quality, mill finish aluminum frame.
  • 6ft high side walls for maximum growing space
  • 8mm twin-wall polycarbonate panels
  • All bolt construction for durability
  • Rafter ties for extra strength
  • Dutch door for easy use and improved ventilation
  • Mill finish or bronze powder coat.
  • Includes roof and side vents standard
  • Easy instruction manual included
  • Optional greenhouse growing kit with all essentials to get started
  • Made In the USA
  • Pre-cut, pre-drilled, and modular construction for easy assembly

 

3. SB Standard Redwood Lean-To Greenhouse

 Pros Cons
  • Comes in multiple sizes 
  • Heavy-duty California redwood 
  • Multiple panel options 
  • Includes multiple windows and vents
  • Affordable given the quality of greenhouse you get
  • Hand-made in the USA
  • Handcrafted takes time to arrive 
  • Sizing options are limited
  • Wood can succumb to weather conditions

Finding a freestanding greenhouse is not easy. There are not many wood greenhouses on the market but Santa Barbara Greenhouse makes some of the best wood greenhouses on the market. 

SB greenhouses use durable and heavy-duty California redwood with a reinforced frame that is built to withstand all four seasons. In addition to the highly durable frame, you have two greenhouse panel options. 

SB Redwood greenhouses come with two-panel options: 4mm tempered glass and 6mm twin-wall polycarbonate panels. Both of these panel options are highly durable and provide exceptional insulation capabilities. 

This greenhouse comes in a variety of different sizes with multiple width options of 7, 9, and 14 feet. It also comes in a variety of different lengths including 8, 12, 16, 20, and 24 feet. This is great because you can find a greenhouse that fits your needs which includes a variety of options from small to large. Below are some of the different sizes they offer: 

 

Key Features

  • Frame made of weather-resistant, high-quality California Redwood
  • Vertical 6ft high side walls for maximum growing space
  • Option of 4mm tempered glass or 6mm twin-wall polycarbonate panels
  • All bolt construction for durability
  • Extra framing for improved durability
  • Includes roof and side vents standard
  • Easy instruction manual included
  • Optional greenhouse growing kit with all essentials to get started
  • Hand Crafted
  • Made In the USA
  • Pre-cut, pre-drilled and modular construction for easy assembly

 

4. Janssens Arcadia Lean-To Greenhouse

The Janssens Arcadia lean-to greenhouse is one of the few lean-to greenhouse kits that comes with a glass option. The Arcadia-lean-to greenhouse is built with premium quality materials and is highly heavy-duty. 

The greenhouse is built with a thick and durable aluminum frame that has an electrostatic finish for additional durability. This frame is durable and has a strong wind resistance and snow load. 

The greenhouse also features 4mm tempered glass that is safe when gardening and in the event that it breaks. When Tempered glass breaks it breaks into small pieces that are not jagged. 

In addition, the 4mm tempered glass is also great for insulation which allows the greenhouse to maintain the temperature inside very well. 

One of the greatest features of Arcadia is that it can be customized. You can have this greenhouse made in several different sizes that fit your needs. In addition, you can choose the number of roof vents, windows, louvers, shelves, stem walls, and decorative plating.

 

 

5. Palram Sun Room 2

Pros  Cons
  • Comes in multiple sizes 
  • Heavy-duty aluminum frame 
  • Includes multiple windows and vents
  • Easy to assemble
  • A bit expensive compared to other similar greenhouses
  • Only one small door 
  • 6 ft. base can be limiting

The Palram  Sun Room 2 is not the traditional lean-to greenhouse but it is a great alternative if you can’t find a lean-to greenhouse that fits your needs. The Palram Sunroom 2 comes in a variety of sizes and has many of the same features as a greenhouse. 

The Sun Room 2 comes with 4mm polycarbonate roof panels and 3mm translucent acrylic wall panels. The Sun Room 2 delivers that same durability as a greenhouse with a thick galvanized steel frame. The frame provides a heavy snow load with 15.4 lbs/ft² and wind resistance of 56 miles per hour. 

The Sun Room also comes with a roof vent and a hinged door on one of the end walls. 

One of the greatest features of the Sun Room 2 is that it comes in multiple sizes with a base length of  6 feet and a maximum width of 12 feet. Below are some of the different sizes they offer: 

 

Key Features:

  • Roof panels are 100% UV protected, 4mm twin-wall polycarbonate to protect from direct sunlight
  • 3mm translucent acrylic wall panels are 100% UV protected and as clear as glass but safer
  • Heavy-duty resin frame for maintenance-free use
  • Hinged side door and roof vent provide for circulation on warmer days
  • Hinged side door can be assembled on either of the two sides
  • Additional Aluminum profiles allows the use of sliding technique for easier assembly
  • Central profiles are reinforced with galvanized steel rods for stronger construction

 

 

6. Param Sanremo Patio Enclosure

Pros  Cons
  • Comes in multiple sizes 
  • Heavy-duty aluminum frame 
  • Multiple sliding double doors provide great insulation
  • Very durable with high wind resistance and snow load
  • Only comes in larger options with at least 10 feet length 
  • Expensive compared to other greenhouses 
  • Does not come standard with vents or windows

The SanRemo Patio Enclosure is not the traditional lean-to greenhouse. The SanRemo is actually not a lean-to greenhouse but rather a patio enclosure but it does have many similar features. 

For example, the SanRemo patio enclosure is built with durable polycarbonate roof panels and acrylic wall panels. The roof is made of 8mm polycarbonate roof panels that are very good insulators as well as very durable. In addition, the 3mm acrylic wall panels are highly durable as well. 

The combination of a thick aluminum frame combined with the durable wall and roof panels provides this patio enclosure with a wind resistance of 75 miles per hour and a snow load of 30.7 lbs/ ft². 

One unique feature of the SanRemo Patio Enclosure is that it has 3 doors. One on each end wall and one on the side wall. Each door is a double sliding door. This can give your greenhouse great airflow and ventilation. Mosquito netting can also be added to the doors to prevent any insects from entering when your doors are open. Below are some of the different sizes they offer: 

 

Key Features 

  • Affordable solution for adding square footage to your home. 140 sq ft in total        
  • 8mm twin-wall white polycarbonate roof panels - polycarbonate panels are virtually unbreakable 
  • Blocks 99.9% of harmful solar UV rays protecting you and your belongings         
  • 100% UV-protected acrylic wall panels are high impact resistant and provide the clarity of glass         
  • Maintenance-free aluminum frame engineered to withstand mother nature for years to come    
  • Professionally powder-coated white finish providing an attractive, long-lasting, high-quality look        
  • Three lockable double sliding doors safeguard your space and provide easy access         
  • 10 Year Limited Warranty with U.S. based customer support        
  • Add Palram's optional screen doors for additional protection

 

Conclusion

Finding a lean-to greenhouse kit is not easy, you can spend hours searching for a kit that works best for you. Don’t worry we’ve got you covered. 

We have compiled a list of the best greenhouse on the market so you don’t have to. Don’t waste any more time, choose the best greenhouse for you and start extending your growing season.