There are a number of metals which can be used for arbors such as steel
, iron, copper, aluminum and bronze. Among all the metals copper is considered to be durable but it can turn green when exposed to elements. Vinyl arbors are preferred by most of the people due to its low maintenance. They do not loose color, look and is free from weather proofing hence no need to apply paint again and again. So choose the best garden arbors for yourself.