How To Build a Mini Polytunnel.

Building a polytunnel will allow you to bring a piece of the Mediterranean home, increasing the variety of crops you can plant and cultivate making your garden overflowing with new and peculiar plants.

To find out how to build your own polytunnel, keep reading.

If you depend on cultivating for a living, by using a polytunnel that helps to grow all various kinds of plants during the different seasons of the year, you simply may wind up sustaining a legitimate business without a lot of effort whatsoever, which makes it one of the far better long-term ways to earn more money out of your polytunnel.


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  • You may use your Mini Polytunnel to safeguard your most tender garden plants during winter.
  • A mini polytunnel is a perfect solution for your garden because unlike a greenhouse, you can easily replace and move it if you choose to relocate it.
  • The mini tunnel kit can be used in a current polytunnel or greenhouse to create a kind of double glazing effect.
  • It may be set up within a massive polytunnel to supply an extremely sheltered area for most tender plants in winter.
  • Polytunnels also called hoop houses and high tunnels, are ideal for backyard gardeners and industrial farms.


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  • Polytunnel kit from supplier
  • Cement, for foundation tubes, if required
  • Hammers
  • Wooden block
  • Adjustable spanners
  • Screwdrivers
  • Spirit level
  • Anti-hot-spot tape


First of all, you should choose a warm day to install the cover. Warm weather makes the plastic more pliable and therefore easier to stretch tightly over the frame.

Before assembling your kit ensure that your site is not exposed. If it is, then you might want to put up fences or screens.

You must do your research and read carefully the directions on your kit.

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Step 1

Place the foundation tubes carefully and make sure they are placed correctly with enough space and in the right square shape.

The base is the most important part so make sure it is sustainable and stable.

Use an anchor plate with the tubes if you are locating your polytunnel in an exposed windy site.

For more stability insurance, you can cement in your foundation tubes. Drive the foundation tubes into the ground.

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Step 2

Attach the separate hoop sections to one another, and then slip the ends over the foundation tubes.

Keep checking the positioning of bolts and other fittings before connecting them once and for all, so that they won’t rub the cover and tear it apart eventually. Finally, fit the corner bracing, ridgepole, and door frames altogether.

Check that the hoops are all well lined up and straight, then, carefully, tighten all the joints.

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Step 3

To hold the plastic cover in place, pin it to a wooden base rail that is fitted to the foundation tubes. If there isn’t enough space around the polytunnel to dig in a channel.

If your kit is supplied without a base rail, you can make one cut to length to fit around the foundation, and then anchor it on to the foundation tubes.

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Step 4

Use the anti-hot spot tape to create a layer to separate the polythene cover and the metal hoops to protect them.

This prevents heat degradation of the cover and can increase its lifespan. Place a strip along each hoop prior to fitting the cover in place.

Slide the cover over the hoops making it fit evenly on the frame. Keep the plastic stretched when fitting. Cut it to fit the doors.

Step 5

For the doors, you have to start by making the frames for each entrance and covering them with polythene.

Hang the door in the frame before connecting it to make certain it fits squarely correct in place.

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Step 6

You can as well use bubble wrap to cover your polytunnel. Bubble wrap is basically a plastic sheet, which has air bubbles, and when fitted within your polytunnel will help to lessen heat loss and also helps increase insulation.

Bubble wrap within your polytunnel can supply the best means of giving a cost-effective answer to your insulation requirements.

As soon as the next season approaches, it gets fully functional when you use the foil cover.


Using raised beds is perfect for Polytunnels and is a fantastic means to cultivate your very own delicious fruits, vegetables and herbs. Plants then start to grow as a consequence of positive air and soil temperature.

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Therefore, once the plant starts to bear fruit, it is well worth checking it regularly to collect the crop.

Delicate plants often require help through the winter’s coldest spells as soon as the sun is at its lowest. And polytunnel comes in handy in this case, that could make a huge difference.

You may enjoy your growing plants right sitting within the polytunnel.