What type of space refers to an area that is filled with materials in a floral arrangement?

In floral design, the term that refers to an area filled with materials in a floral arrangement is positive space. Positive space encompasses all the elements that are physically present in the arrangement, including flowers, foliage, and any other components. This is where the viewer's eye is drawn, as these filled areas create visual interest and structure within the design.

Understanding positive space is essential for creating effective floral arrangements. It helps floral designers arrange materials in a way that balances the composition and creates impact. When designing, it's crucial for florists to consider both the positive and negative spaces - the latter being the areas without materials that provide breathing room and shape to the arrangement. By skillfully incorporating positive space, designers can ensure that their arrangements are visually appealing and well-structured.