The answer to 'when to landscape lighting' is that the best time to install landscape lighting is during the planning and installation of your landscaping project. Landscape lighting should be incorporated into the overall design from the start to ensure optimal placement, wiring, and integration with the rest of your outdoor living space.
Proper landscape lighting not only enhances the beauty of your yard at night, but it also improves safety and security by illuminating walkways, steps, and other areas. It's generally best to work with a professional landscape lighting designer or electrician to ensure the lighting is installed correctly and efficiently.