7 Best Greenhouses UK (2020)

Turning your gardening hobby into a full-time passion may take some time, but with a garden building like a greenhouse, you can acquire the flexibility you need to garden with confidence throughout the year. Whether you’re a novice or a seasoned gardener, there are an abundance of great reasons to purchase a greenhouse. But with a range of greenhouses available on the market, it’s easy to get confused. It’s important then, to be able to separate the excellent from the mediocre, and seek out the best greenhouses available.

To make your greenhouse hunt more convenient, we’ve compiled a list of what we believe to be the best greenhouses sold by Garden Buildings Direct.

Garden Buildings Direct Best Greenhouses UK (2020)

Best Greenhouses #1: BillyOh Polycarbonate Lean-To Greenhouse (Price: £395.00)

Any avid gardener will know that a good-quality greenhouse provides suitable conditions for growing all fruits, vegetables, herbs and plants that they wish to cultivate. Our BillyOh Polycarbonate Lean-To Greenhouse is a great example of an efficient, high-quality greenhouse!

Boasting a tough, rust-proof aluminum frame, this greenhouse unit is designed with weatherproofing in mind, made with aluminium frames and brackets with a galvanised steel base. This feature alone guarantees the building to last for years, keeping your produce fresh and healthy for as long as required.

When purchasing a greenhouse, a proper ventilation system is crucial. Otherwise, a greenhouse can easily overheat, wilting your vegetables, fruits and flowers. 

However, this shouldn’t be a concern with our Lean-To Greenhouse, as it features an opening roof vent that allows your plants to receive the optimum amount of airflow. Similarly, the design includes a water gutter that ensures an efficient drainage system inside your greenhouse.

Design Insights

• Compact Design and Family Friendly
• 44mm Hollow Twin Polycarbonate Panels are Virtually Unbreakable
• Solid Design and Practical Size
• Available in 3 Sizes
• Sliding Single Door
• Water Gutters for Drainage
• Roof Vent for Air Circulation and Good Ventilation
• Galvanised Steel Base
• Finished in Green to Blend Nicely Into Your Garden

Sizes available, including their prices:

• 4×8 – £365.00
• 4×40 – £395.00

Best Greenhouses #2: BillyOh 4000 Lincoln Wooden Clear Wall Greenhouse (Price: £480.00)

Designed with wide-opening double doors, the BillyOh Lincoln Greenhouse offers easy access, particularly when transporting things in and out of the garden building. Built with a strong timber frame, the greenhouse has been designed to withstand harsh weather conditions and last for years to come.

Thanks to its spacious interior, this greenhouse also provides enough room to cultivate massive amounts of plants. The generous interior space also means that you’re able to move around inside without a worry of knocking into one of your plant projects.

Another thing that we like about Lincoln is that it features an opening roof ventilation system which will ensure your plants have the perfect growing environment. With the vent, it’ll also allow you to regulate the temperature to suit the produce you’re growing.

But wait, there’s more! The walls of the greenhouse are built with styrene sheeting – a durable and strong plastic. The benefit of styrene it that it not only allow natural light to flood the interior, creating a bright environment which promotes photosynthesis; it also protects your greens from harmful UV rays.

Design Insights

• Spacious and Durable Wooden Greenhouse
• Strong and Durable Timber Framing for Secure Structure
• Styrene Glazing Windows with Polycarbonate roof
• Roof Vent for Air Circulation and Temperature Control
• Wide Opening Double Doors
• Easy assembly for Stress Free Installation
• Factory Treated for Transit

Sizes available, including their prices:

• 3×6 – £480.00
• 6×6 – £550.00
• 9×6 – £629.00
• 12×6 – £750.00

Best Greenhouses #3: BillyOh 4000 Lincoln Wooden Polycarbonate Greenhouse (Price: £315.00)

Available in 4 different sizes, ranging from 3×6 to 12×6, you can find the perfect size for your garden and have plenty of space to grow as many plants as you want with the BillyOh Lincoln Wooden Polycarbonate Greenhouse!

Even better, there are optional extras available to enhance your greenhouse. To further improve the structure of the greenhouse, a base is available, providing a sturdy foundation. To aid with organisation of your plants and tools inside of the greenhouse, shelving is an optional extra: Available on one side, both sides or all the way around your greenhouse interior.

Did we mention its double door and spacious interior? Designed with wide-opening double doors, this greenhouse unit lets you transport things in and out of the building without any struggle or difficulty.

Thanks to its very spacious interior, the Lincoln provides enough space for you to grow large amounts of plants. This also allows you to move around inside and tend to your plants with ease.

Design Insights

• Spacious and Durable Wooden Greenhouse
• Polycarbonate Twin Glazing Windows
• Reinforced and Durable Framing for a Strong Structure
• Wide Opening Double Doors for Easy Access
• Easy assembly for Stress Free Installation
• Base Coat Treated for Transit

Sizes available, including their prices:

• 3×6 – £315.00
• 6×6 – £405.00
• 9×6 – £550.00
• 12×6 – £650.00

Best Greenhouses #4: BillyOh Planthouse Potting Shed (Price: £749.00)

The BillyOh Planthouse Potting Shed is perfect if you need a space which offers the qualities of both a shed and a greenhouse. A potting shed provides you with a warm, dry place in which you can sow seeds, pot seedlings and undertake other general garden maintenance tasks such as deadheading flowers. If you need a space to get your plants started, as well as store any excess gardening tools, then you’re going to love our potting shed. The BillyOh Planthouse Potting Shed rolls the shed and greenhouse into one, with 2 tier windows and shelving included as standard.

Made out of European sourced timber, this potting shed guarantees 100% dependable quality and is built to last. Maintenance will be of little concern, thanks to galvanised ironmongery and tongue and groove cladding which ensures a resistance to rot, mould and damp.

In addition, the door can be placed at either end of the building for convenience. The Planthouse is also complete with pressure treatment as standard for longevity and protection. Additional optional extras are available as well, allowing you to customise your very own potting shed to the last detail.

Design Insights

• Integrated shed and greenhouse
• Tongue and Groove construction throughout
• 11mm Floor & Roof included
• Complete with green mineral roof felt, fixtures and fittings
• Pressure Treated as standard for protection and longevity
• 2 tier windows and interior shelves
• UK manufactured—with over 20 years of experience in design and production

Sizes available, including their prices:

• 8×6 – £749.00
• 12 x 6 – £939.00
• 16 x 6 – £1,209.00

Best Greenhouses #5: BillyOh 4000 Lincoln Wooden Polycarbonate Greenhouse with Opening Roof Vent (Price: £365.00)

If you wish to start growing a wide variety of plants, flowers, and vegetables in your garden all year round, then our BillyOh Lincoln Wooden Polycarbonate Greenhouse is the right choice for you!

The overall design features an attractive, traditional looking and extremely spacious greenhouse. Just like the first Lincoln greenhouse, this model also comes with an adjustable roof vent, allowing you to control the air circulation. Better control of ventilation helps plants to grow most effectively.

The apex style roof creates a walkway down the middle of the greenhouse with generous headroom, making it more comfortable to walk around and tend to your plants. As for the windows and roof, they’re built with polycarbonate sheeting – a durable and strong plastic – with twin glazing for added durability. 

The polycarbonate sheets allow natural light to penetrate the inside of the greenhouse, and will enable enough heat for the plants to grow so that you can achieve the best growing results in your garden!

Design Insights

• Spacious and Durable Wooden Greenhouse
• Polycarbonate Twin Glazing Windows
• Strong and Durable Framing for a Secure Structure
• Opening Roof Vent for Air Circulation and Better Ventilation
• Wide Opening Double Doors for Easy Access
• Easy Assembly for Stress-free Installation

Sizes available, including their prices:

• 3×6 – £365.00
• 6×6 – £460.00
• 9×6 – £560.00
• 12×6 – £680.00

Best Greenhouse #6: BillyOh Rosette Hobby Aluminium Polycarbonate Greenhouse

Any keen gardener knows that a greenhouse provides the ideal conditions for growing plants, so will find the BillyOh Rosette Greenhouse to be a wonderful sanctuary for all their plants and herbs. Ideal for those who own a small to medium sized garden, your gardening hobby will be a fantastic beneficiary of this greenhouse unit.

What’s more, this greenhouse still offers plenty of interior space, meaning it has a great capacity for cultivating leafy greens, herbs, tomatoes, strawberries, roses, orchids, and anything else you wish to grow.

Boasting a solid twin-wall polycarbonate glazing, this greenhouse offers the essential features that every gardening structure needs. This helps in balancing heat and light control for plants, allowing even a novice gardener to grow plants like a pro!

What we like about this greenhouse is that it features a single sliding central door which provides more room for placing plants inside the unit while at the same time, offering you an accessible entrance.

Design Insights

• Multiple sizes available
• Solid Twin-Wall Polycarbonate Glazing
• Tough rust free aluminium framing with additional wall and roof struts for increased stability
• Galvanised Steel Base
• Water Gutters for Drainage
• Roof Vent for Air Circulation and Ventilation
• Galvanised Steel Base
• Sliding door for ease of use
• Includes all fixtures, fittings and instructions

Sizes available, including their prices:

• 6×6 – £429.00
• 6×8 – £479.00
• 6×10 – £549.00

Best Greenhouses #7: BillyOh Harvester Walk-In Aluminium Polycarbonate Greenhouse (Price: £689.00)

Instead of traditional glass, the BillyOh Harvester Greenhouse has been designed and built using twin-wall polycarbonate glazing. The glazing’s role is to protect your plants from excessive levels of heat while at the same time, providing a shield against any adverse weather conditions which may otherwise hinder growth.

The polycarbonate glazing also has a UV coating, contributing to the protection of the plants, whilst also improving the durability and strength of the glazing. Another key feature of this greenhouse are the two opening vents, installed in the roof of the greenhouse.

The Harvester is available in 8×12, offering plenty of interior space for you to grow numerous plants, vegetables, herbs and more! It has an extra high roof, making mobility inside the greenhouse extremely easy – perfect for tending to your plants without the worry of any additional issues.

Finally, the frame is made from tough aluminium, featuring a lightweight yet firm build that helps to ensure the greenhouse can withstand daily wear and tear. The greenhouse frame is also rust-free, allowing you to focus on gardening duties, as opposed to maintenance worries.

Design Insights

• Extra Tall Walk In Design
• Green Metal Structure
• Solid Twin-Wall Polycarbonate Glazing
• 2 Opening Roof Vents for Air Circulation
• Rust Free Aluminium Framing
• Sliding Double Door Entrance
• Spacious Interior

Size available, including its price:

• 8×12 – £689.00

Why You Should Trust Us at Garden Buildings Direct

Garden Buildings Direct is a leading manufacturer and seller of garden buildings; be it sheds, log cabins, summerhouses, playhouses and more. We invest huge amounts of time and manpower into ensuring our products are the very best they can be, whilst maintaining prices that allow our customers to always feel happy in spending relatively little for such an excellent product.

Because of this, we like to think that we know a thing or two about greenhouses, and feel confident in saying that the above greenhouses are our very best – so are absolutely worth checking out!