Western style arrangements typically consist of a free form assemblage of flowers in a container. In contrast, Ikebana is more of a disciplined form of art, governed by well_defined rules, principles and techniques. For example, certain precepts regulate elements like the light and the shadows. There is also what is known as the three points of balance _ shin_fuku_tai in Japanese _ which symbolize man, heaven and earth, respectively, and that have to be in harmonious equilibrium in order to give true life to an Ikebana flower arrangement. This and the fact that stems and branches are used in addition to flowers, are perhaps the most obvious differences with western_style flower arrangement.
Time: One important factor that we should consider is time because we need to keep things ready before our guest visit the venue and if unprofessionals are working then it is sure to consume more time and results can only get satisfactory. But, when you hire professionals with decade experience they can give the best decoration depending on the type of occasion.