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When it comes to creating the perfect growing environment for your plants, deciding between a polytunnel and a greenhouse can feel like a big decision. Both are excellent options for extending the growing season, protecting crops, and controlling the climate. So how do you choose? Let’s take a closer look at the pros and cons of each.

What Are the Advantages of Having a Greenhouse?

Greenhouses have been a gardener’s go-to for years, and it’s no wonder:

  • They’re built to last. Made from glass or polycarbonate panels and sturdy frames, greenhouses can serve you for decades with the right care.
  • Let’s face it, they look great. A classic greenhouse can add a touch of charm and elegance to your garden.
  • The insulation is fantastic. Glass or polycarbonate keeps the temperature stable, even when it’s frosty outside.
  • They’re a permanent feature. Once installed, they’re solid and reliable.
  • You can kit them out. From shelves to vents and heating systems, greenhouses can be customised to create your dream growing space.

What Are the Advantages of Having a Polytunnel?

Polytunnels are a brilliant alternative that offer loads of flexibility:

  • They’re budget-friendly. If you’re watching your wallet, polytunnels give you more growing space for less money.
  • Move it around! Polytunnels can be relocated if you decide on a better spot for your crops.
  • Big on space. You’ll usually get a larger growing area compared to a greenhouse for the same investment.
  • Fresh air is easy. Polytunnels are great for ventilation – just open the sides or ends to let in the breeze.
  • Quick to set up. You can have a polytunnel up and ready to go without needing a permanent foundation.

What Are the Disadvantages of Having a Greenhouse?

Greenhouses are fantastic, but they’re not perfect:

  • They can be pricey. Glass or polycarbonate structures are a significant investment.
  • Maintenance can be a bit of a chore. Cleaning panels to prevent algae and replacing broken glass takes time.
  • They can get too hot. Without proper ventilation or shading, a greenhouse can quickly become a sauna in summer.
  • Once it’s there, it’s there. Greenhouses are fixed structures, so placement is key.

What Are the Disadvantages of Having a Polytunnel?

Polytunnels have their own set of challenges to think about:

  • They’re not as tough. While modern polytunnels are durable, the plastic cover doesn’t match the longevity of glass.
  • Strong winds or heavy snow can pose challenges, but securing the structure properly and choosing a suitable frame ensures it remains stable in all but the most extreme weather conditions.
  • They’re not exactly a garden showpiece. Let’s just say they’re more practical than pretty.
  • Heat retention can be less consistent compared to a greenhouse, but this makes them particularly well-suited to crops that thrive in well-ventilated environments.

Should You Choose a Greenhouse or a Polytunnel?

The decision ultimately depends on your specific needs, budget, and gardening goals. Here are a few questions to help guide your choice:

What is your budget?

If cost is a major factor, a polytunnel may be the better option as it offers a larger growing space for less money.

How much space do you have?

Greenhouses are fixed structures and require a level, prepared site, while polytunnels are more flexible in terms of placement.

What are you growing?

For high-value crops that need consistent conditions, a greenhouse might be the better choice. If you’re looking to grow a wide variety of crops with more ventilation, a polytunnel could be ideal.

Do you need portability?

If you foresee needing to move your structure in the future, a polytunnel is much easier to relocate.

How important are aesthetics?

If the look of your garden matters greatly to you, a greenhouse might be the preferred choice.

At Northern Polytunnels, we specialise in providing high-quality polytunnels designed to stand up to British weather while offering exceptional value for money. If you’re still unsure which option is right for you, get in touch with our team for expert advice tailored to your needs.

Whether you opt for a greenhouse or a polytunnel, both can transform your gardening experience and help you achieve your growing ambitions. Happy gardening!


EasyBuild Polytunnel

Create your perfect EasyBuild Polytunnel for gardens or allotments with our customisable options. Designed for durability and easy assembly, it’s ideal for year-round growing.