Menu Close
  • vector-icon1EXPERT REVIEWED
  • shipping-iconFREE DELIVERY
  • dolley-iconINSTALATION AVAILABLE

Expert Score

  • Expert Score
    • 5 out of 5 5 stars (33)
    • 4 out of 5 4 stars& up (92)
    • 3 out of 5 3 stars& up (121)
    • 2 out of 5 2 stars& up (122)
    • 1 out of 5 1 star& up (122)

Price

  • Price

Size

  • Size
    • 8'x8' (2)
    • 8'x6' (3)
    • 8' x 9' (2)
    • 8' x 7' (3)
    • 8' x 6' (7)

Material

  • Material
    • Wooden (122)

Brand

  • Brand
    • Mercia (43)
    • Shire (21)
    • Oakham Playhouses (15)
    • Tiger Sheds (14)
    • Broadfield Garden Buildings (13)

Roof Style

  • Roof Style
    • Apex (64)
    • Pent (6)
    • Reverse Apex (2)

Number of Windows

  • Number of Windows
    • (1)
    • (22)
    • 10 (2)
    • (39)
    • (27)

Door Types

  • Door Type
    • Single Door (70)
    • Stable Door (2)
    • Double Door (1)

Cladding Types

  • Cladding Type
    • Shiplap Tongue & Groove (71)
    • Tongue & Groove (46)
    • european softwood (4)
    • Interlocking Log (1)

Cladding Thickness

  • Cladding Thickness
    • 12mm (78)
    • 34mm (3)
    • 16mm (2)

Treatment

  • Treatment
    • Dip Treated (73)
    • Untreated (26)
    • TigerSkin Burnt Orange (Water Based) (14)
    • Pressure Treated (6)
    • Treated (3)

Guarantee

  • Guarantee
    • 10 Years (41)
    • 1 Years (15)
    • 12 Years (2)
    • 5 Years (2)
    • 15 Years (1)

Large Greenhouses

Check out our expert reviews and price comparisons of the best large greenhouses in the UK. These spacious structures provide ample room for growing a wide variety of plants, making them ideal for gardening enthusiasts. We’ve carefully selected top options to help you find the perfect large greenhouse for your outdoor space. Learn more about choosing the right large greenhouse for your garden.

Order By
Expert Score
Price
Size
Material
Brand
Roof Style
Number of Windows
Door Type
Cladding Type
Cladding Thickness
Treatment
Guarantee_terms

Size

Size
  • 8'x8' (2)
  • 8'x6' (3)
  • 8' x 9' (2)
  • 8' x 7' (3)
  • 8' x 6' (7)

Price

Price

Brand

Brand
  • Mercia (43)
  • Shire (21)
  • Oakham Playhouses (15)
  • Tiger Sheds (14)
  • Broadfield Garden Buildings (13)

Material

Material
  • Wooden (122)

Roof Style

Roof Style
  • Apex (64)
  • Pent (6)
  • Reverse Apex (2)

Number of Windows

Number of Windows
  • (1)
  • (22)
  • 10 (2)
  • (39)
  • (27)

Door Type

Door Type
  • Single Door (70)
  • Stable Door (2)
  • Double Door (1)

Cladding Type

Cladding Type
  • Shiplap Tongue & Groove (71)
  • Tongue & Groove (46)
  • european softwood (4)
  • Interlocking Log (1)

Cladding Thickness

Cladding Thickness
  • 12mm (78)
  • 34mm (3)
  • 16mm (2)

Treatment

Treatment
  • Dip Treated (73)
  • Untreated (26)
  • TigerSkin Burnt Orange (Water Based) (14)
  • Pressure Treated (6)
  • Treated (3)

Guarantee

Guarantee
  • 10 Years (41)
  • 1 Years (15)
  • 12 Years (2)
  • 5 Years (2)
  • 15 Years (1)
Order By

How We Help You Find the Ideal Large Greenhouse

Our mission is to help you discover the perfect Large Greenhouse that meets your gardening needs, whether you’re a hobbyist or a commercial grower. We offer detailed reviews and an extensive selection of Large Greenhouses to simplify your search and ensure you find the best solution for growing a diverse range of plants year-round. So, no matter what kind of large greenhouse you’re looking for, whether it’s a big plastic walk-in greenhouse, a large Victorian-style greenhouse, or some other sort of greenhouse, we can help you find it.

What Defines a Large Greenhouse

A Large Greenhouse is a spacious structure designed to provide an optimal environment for growing a wide variety of plants. These greenhouses are ideal for enthusiast gardeners, commercial growers, or homeowners looking to cultivate multiple plant types simultaneously, including vegetables, fruits, flowers, and saplings. A large greenhouse offers enough space for planting tables, shelving, and walkways, making it easy to manage and care for plants while maintaining a productive growing environment.

Key Factors You Should Consider When Choosing a Large Greenhouse

1. Size and Dimensions

Large greenhouses generally start at around 10×12 feet and can extend up to 20×30 feet or larger. The dimensions impact how much space you have for growing and how efficiently you can use the area for different plant types:

– 10×12 feet: Great for serious hobbyists, offering enough space for planting beds, seed trays, and vertical storage without being overwhelming.
– 12×20 feet: This size allows for multiple grow beds, larger plants, potting benches, and climate control systems like heating units and irrigation.
– 20×30 feet: Primarily used for commercial growing or large-scale projects, this size is big enough to accommodate automated systems like irrigation, ventilation, and climate control while providing ample room for diverse plant cultivation.

These dimensions offer flexibility for various layouts, ensuring there is room for walkways, tools, and multiple growing environments, such as cooler zones for vegetables and warmer zones for tropical plants.

2. What You Can Typically Fit in a Large Greenhouse

– Planting Beds and Grow Tables: A large greenhouse allows for multiple rows of grow beds or tables, where you can cultivate plants like tomatoes, cucumbers, and peppers, or separate sections for herbs, leafy greens, and root vegetables. For example, a 12×20 feet greenhouse can easily fit three to four rows of grow tables or beds while leaving enough space for walking paths.

– Vertical Growing and Shelving: Shelving systems along the sides of the greenhouse allow for vertical gardening, making efficient use of the height. Hanging baskets for vines, herbs, or flowers can be installed at various levels. A 10×12 feet greenhouse can accommodate shelving on both sides, freeing up floor space for larger plants.

– Larger Plants or Trees: In a 12×20 feet or larger greenhouse, you can grow small fruit trees or taller plants that need more vertical space, such as dwarf citrus trees or banana plants. A 20×30 feet greenhouse can house a small grove of citrus trees alongside traditional vegetable beds, creating a multifunctional growing space.

– Climate Control and Automation Systems: Large greenhouses offer space for installing climate control systems such as heaters, ventilation units, and humidifiers to maintain the ideal environment for plants year-round. A 12×20 feet greenhouse, for example, can have a ventilation system on one end and a heating unit on the other, ensuring balanced airflow and temperature control.

– Potting Benches and Workstations: Larger greenhouses allow you to set up potting benches, tool storage, and workstations for planting or transplanting. A 10×12 feet greenhouse can accommodate a dedicated potting area with shelves for storing pots, soil, and tools, while still leaving ample space for plants.

3. Additional Considerations for Large Greenhouses

– Zoning for Different Plants: In a large greenhouse, you can create zones for different plant types, grouping them based on their specific sunlight, humidity, and temperature needs. For instance, you can dedicate one side to tropical plants that require higher humidity and the other side for vegetables needing direct sunlight.

– Walkways and Access: Wide greenhouses like a 20×30 feet model offer room for wide walkways or paths between planting areas, making it easy to access plants for watering, pruning, or harvesting. A wide center aisle in a larger greenhouse provides convenient access to both sides of the planting area, improving efficiency in managing your plants.

Why Choose a Large Greenhouse

1. Year-Round Growing: Large greenhouses offer the space and infrastructure to grow plants year-round, regardless of the external weather conditions. With room for climate control systems, these greenhouses allow you to extend the growing season for plants that thrive in warmer months or even cultivate plants that wouldn’t normally grow in your climate.

2. Commercial or High-Volume Growing: Large greenhouses are ideal for commercial growers or those looking to grow multiple crops or diverse plant species at once. They provide the space needed for efficient crop rotation and high yields, making them suitable for high-volume production of plants, herbs, or vegetables.

3. Flexibility in Plant Variety: A large greenhouse allows you to diversify your growing operations, from small vegetables and flowers to large fruit trees. You can experiment with different planting techniques such as hydroponics, raised beds, and vertical gardening, making the greenhouse a versatile environment for various growing methods.

Conclusion

A Large Greenhouse typically ranges from 10×12 feet to 20×30 feet or larger, providing ample space for diverse plant cultivation, climate control, and efficient layout design. In such a structure, you can house planting beds, grow tables, shelving, and even small trees while leaving room for tools, workstations, and pathways. The larger the greenhouse, the more flexible and varied your growing options become, making it ideal for both serious hobbyists and commercial growers alike.