You can build your own greenhouse even with the small amount of investment. You need to have a rough idea about the items that you need to construct a greenhouse. A greenhouse can be a time taking project, but at the same time it can offer fun to the developer as well. As owner of the greenhouse you must know your financial limits, sometimes the financial limits are too rigid, in that case it is perceived that an effective greenhouse cannot be prepared.
However, that is not true at all because it is all about the planning that can get you an ideal greenhouse even with the limited budget. One of the ways to reduce the construction cost of the greenhouse is the use of second hand parts. The second hand parts like the windows and the frames are easily available. Accessing the present condition of the used frames, you can modify the shape of the frames and the windows to convert them into the wall of the greenhouse.