Mini propagation tunnel

Some pics of a mini greenhouse made from electrical conduit pipe and fittings – 20mm. Light weight and can be used to house seed trays until they germinate or simply positioned over a seed bed if you are sowing directly. Approximate floor size is 2 meters x 1.2 meters.

The finished product

The finished product. Can be used to house germination trays with seeds or placed over a seedbed if you are sowing directly. It is advisable that you secure to the ground as the wind can lift it.

Frame with 'irrigation' pipe at the top. Simple mist spray system keeps seed trays damp in no time

The frame prior to covering it with PVC sheeting. The plastic sheeting can be obtained from suppliers of commercial growing equipment. Note the irrigation pipe (15 mm) attached to the top support with cable ties

 example of fittings used and we join the whole thing together  PVC bends and t pieces
 supports to keep the structure in place  irrigation pipe attached to top of frame - simple garden mist spray system.

 

 

We use standard ridged garden PVC risers attached to the bottom of the irrigation pipe with mist sprayers. This method reduces condensation on the roof of the tunnel which in turn drips on the trays.

We use standard ridged garden PVC risers attached to the bottom of the irrigation pipe with mist sprayers. This method reduces condensation on the roof of the tunnel which in turn drips on the trays.