How to make a carpet of heat to seedlings

Gardening has a nosequé that will soak us and little by little you want more until you can master the entire process, from the seed to the collection. If you like to make your own seedlings for the crops that you want to present to you here a simple idea, DIY so that you can prepare a carpet of heat for seedlings. Although the majority of seeds germinate at room temperature, never hurts them, especially to some, a little more heat.

It is the case of most of the nightshades, tomatoes, eggplants, peppers and others that germinate best at a temperature of about 21ºC. With this carpet of heat you’ll be able to convert your garage or basement into a great place to germinate all kinds of seeds. Let’s see the process of building this plug-in that will help us to improve our crops.


  • 1 wooden board or DM, 30 x 120 x 2,5 cm
  • 4 strips of wood 5 x 120 x 2.5 cm
  • Wood screws
  • Plastic clamps for electric cable
  • Sierra
  • Tape measure
  • Pen
  • Sandpaper or sander
  • Tube lights led type (Christmas) 5.5 m

As you see we can recycle our Christmas lights and giving it a new use during the rest of the year. The measures as you can imagine, are completely indicative, because you can mold the carpet to warm to your needs and make it the size that preciséis. Thinking about all in the size of your trays of seedlings. Look now the strips of wood leaving enough space to pass the tube lights and that it does not protrude from the board.

Now desenrollamos the hose led lights and the stretch. You can use lights that have this kind of or you cannot buy because are not too expensive.

Place the tube between the cleats as seen in the image. Be careful to leave the end connecting to the edge of the board. For the moment, only trying to see how we are left with the tube on the board that we have prepared.

Once you have it centered and such as we like we can move on to screwing the plastic clamps for pipe electric and go setting the tube of led lights on the wooden board or DM.

Here at the end used 5 clamps for each section of the pipe, and one more at each end to reinforce the fixation. But what you can do to your liking.

Now it only remains to connect the plug to the hose of led lights and plug it in to the network. Since you have your carpet hot list to start your next crop. Obviously you can enhance the finish, for example by painting or staining the wood or as you prefer.

The carpet heat will take between 35-40 minutes to reach its heat peak. The measurements give temperatures very similar to those of the carpets heat commercial. We get temperatures of 22-24 ° C in the upper layer of the substrate, 25-27ºC in the intermediate layer and 40-43ºC at the level of the wood.


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