It is easy to make your own wedding arch and there are many things to try out. An architectural arch is the best choice for any outdoor wedding. You can choose a public formal garden with its own arches. Hydrangea and roses may be grown or decorated on a metal or wooden arch. You can use trees that grow near one another to make an arch. Wooden pergolas can be used to grow passion flowers, roses, honeysuckle and wisteria and can be used like an arch. You can make a green arches with ropes and add simple flower arrangement to enhance its beauty. To make the flowers to last long, you can add a flower preservative.