Which of the following best defines the term 'balance' in floral design?

In floral design, 'balance' is best defined as a harmonious distribution of elements within a composition. This concept is essential for creating aesthetically pleasing arrangements, as it ensures that no single part of the design overwhelms another. Balance can be achieved through various techniques, such as symmetrical arrangements, where elements are mirrored on either side, or asymmetrical designs, which create a sense of balance through visual weight rather than exact replication. A harmonious distribution allows the viewer’s eye to move comfortably across the design, contributing to an overall sense of peace and unity.

While considering the other options, variation in color intensity pertains more to the use of color rather than the balance of the overall composition. The visual weight of materials is a component of balance, but it does not encompass the complete definition, as balance must also consider how these elements work together harmoniously. A random arrangement of materials would typically lack balance, leading to visual chaos rather than the desired equilibrium and cohesiveness within the design.