The answer to 'when to irrigation installation' is that the best time to install a new irrigation system or upgrade an existing one is typically in the spring or fall. These seasons offer ideal weather conditions for the installation process and allow the system to become fully established before the peak watering seasons of summer or winter.
Spring installation allows the system to be ready for the warmer months when plants and lawns require more frequent watering. Fall installation ensures the system is in place before the winter freeze, which can damage unprotected pipes and components. Regardless of the season, it's important to have a professional irrigation technician assess your property, design the optimal system layout, and handle the installation process to ensure proper function and longevity.