Leyland cypress trees are short-lived and only have a typical lifespan of 20 to 25 years. They will eventually need to be removed because their root systems can be limited, even if properly spaced out during planting time; they may also get blown down by high winds on wet soils which could make maintaining them difficult work for homeowners or landscapers alike. Know more: www.instanthedge.com/what-to-plant-instead-of-leyland-cypressand-why/