Which statement best defines landscape irrigation?

The statement that defines landscape irrigation focuses on determining the water needs for the health of plants and turf. This aspect of irrigation is essential because it directly influences plant vitality, growth, and overall landscape health. Understanding the specific water requirements helps ensure that plants receive the right amount of water to thrive while also preventing issues such as overwatering or underwatering.

Effective landscape irrigation takes into account various factors, including the type of plants, their growth stage, and environmental conditions such as weather, soil type, and drainage. By assessing and meeting the water needs of plants, landscape irrigation practices contribute to an efficient use of water resources and promote sustainability within the landscape. This foundational understanding is critical for anyone involved in irrigation management and landscape maintenance.

Other options, while related to landscaping, do not capture the essence of irrigation itself. For instance, applying chemical nutrients, creating artistic designs, and managing soil health all play significant roles in landscape management, but they do not specifically address the function and goal of irrigation.