What are the key components of a landscape design plan?

The correct choice highlights the importance of practical and technical elements in a landscape design plan. Key components such as site plans and irrigation plans are essential for any landscape architecture project.

Site plans provide a detailed layout of the property, including existing features and proposed improvements. They illustrate the spatial arrangement of elements, ensuring that the design aligns with functional, aesthetic, and regulatory requirements. This is critical for effectively communicating the design intent and for permitting processes.

Irrigation plans are equally vital in landscape design. They outline the systems necessary for the efficient watering of plant materials and overall sustainability of the landscape. Adequate irrigation planning is crucial in Florida, given the state's climate and regulatory water-use restrictions. This helps in conserving water resources while providing necessary hydration to plants, ultimately enhancing the health and longevity of the landscape.

In contrast, while marketing and sales plans, scheduling, budgeting, and planting plans are important in their own right, they do not encompass the technical and design-oriented focus that site and irrigation plans provide. A successful landscape design rests fundamentally on a well-structured site plan and effective irrigation strategy.