The answer to 'how often to landscape lighting' is that landscape lighting should be maintained and checked regularly, typically every 6-12 months. Proper maintenance of your landscape lighting system is important to ensure it continues to function properly and safely. This includes checking for any loose connections, damaged wiring, or burned-out bulbs, and making any necessary repairs or replacements.
Regularly inspecting your landscape lighting can also help identify any areas that may need adjustments, such as repositioning fixtures or trimming overgrown plants that are blocking the light. Additionally, it's a good idea to clean the lenses and reflectors of your landscape lights to maintain optimal light output.