It’s one of the best polytunnels for an allotment that has plants which may need protection from frost, bugs, birds or all of the above. The drawstring ends make it easy to close off and create a barrier against both the weather and animals.

Building a Polytunnel from Scratch - Premier Polytunnels Building a Polytunnel from Scratch - Premier Polytunnels

If you do not have purpose-built housing you could use a garden shed or polytunnel, as long as there is adequate light, space and ventilation.’Easily extendable– plan on a bigger polytunnel in the future? Not a problem because your current polytunnel can be easily extended. Durable– Made from powder coated steel and a waterproof PE protector with strengthened seams, it is designed to last. Heavy Duty PE Cover – features extra-long sides for weighting and anchoring. It protects against harsh weather conditions – including frost and damaging UV. Alternatively, if you’re looking for a smaller, low-level polytunnel to provide frost protection, a height of 1m will provide clearance for a variety of plants . Get organised– not only will you need some basic tools, you will need to family and friends to help out too. Set aside plenty of time so that you get it right.

BIRCHTREE Galvanised Frame Polytunnel Greenhouse - The Range

The standard method is to dig a trench around the polytunnel, then bury the polythene in the ground to deliver tension and keep it in place. In terms of assembly, this reasonably heavy-duty polytunnel is straightforward to put up. Due to its large size, the process is greatly aided by the help of two people. The written instructions are basic at best, and nonsensical at worst, but there is a labelled diagram to help as well – the poles are numbered, and it’s all relatively intuitive. Expect the whole process to take around 2 – 3 hours. Grow a variety of flowers, plants and vegetables in this 3x2 metre polytunnel by Garden Grow. Constructed using powder coated steel frames covered with a waterproof PE protector, this polytunnel is durable and easy to construct.

Garden Ready Plugs

When it comes to fabric, clear polythene is great if you want to let a lot of light into your polytunnel . It provides greater transparency compared to coloured plastic fabric or fleece. Choose a fleece tunnel over polythene if you want plants to receive natural irrigation from the rain . If you’re after more of a greenhouse feel, opt for a walk-in polytunnel with an internal height of around 2 metres. With one of these models, you can walk around inside the structure and tend to your plants without having to stoop. This also gives you the opportunity to grow more plants, including fruit trees. Some tomato plants can also grow to around 2 metres.

Polytunnels Products - Robinson Polytunnels

With your polytunnel build complete, you can prepare the interior ready for planting. The work required will depend on how you intend to use the space. For example, you could plant directly into the ground, opt for raised beds, or grow in pots. One of the main benefits of having a polytunnel is being able to control the environment that your plants and produce are growing in. Regardless of polytunnel size, choose a frame made from galvanised steel . This is hardwearing and rust resistant. Whilst some polytunnels will make a sizeable dent in your bank balance, others, like the Garden Point Green Polytunnel Greenhouse are much more budget friendly.The whole tunnel doesn’t take up a lot of space when extended, measuring 300 x 60 x 45 cm. It’s therefore suitable for a lot of differently-sized vegetable patches, allotments and gardens, offering a lot of flexibility for protecting plants. This specialist structure is designed to help create the ideal environment for your plants, flowers and vegetables to thrive. With a helper (or several depending on the size of polytunnel), roll the cover out along the side of the tunnel and pull the polythene over the entire frame, ensuring you have the same overhang down each side and end of the tunnel. In more unpredictable weather, the waterproof cover stops plants from getting over-watered, and the combination of the frame and cover helps protect plants from wind damage. Six Windows – the insect-proof mesh windows keep pests away, while the roll-up cover creates a welcome air flow throughout the tunnel. When closed, the greenhouse maintains higher humidity levels – ideal for growing tropical plants.