When it comes to heating your greenhouse or coldframe there are several points your need to consider or you will end up literally pouring your money away. Firstly you need to consider whether heating is actually necessary? Do the plants you intend to grow need out of season heating? Now consider the importance of insulation. If you fail to take action regarding this then any heating options you consider will be either worthless or extremely expensive. And insulating your greenhouse will probably be so much easier than you think. Now you can start to look at heating and which method will suit both your circumstances and your pocket. This site looks at each of these points in order for you to make an informed decision which is ideal for you.