The answer to 'irrigation installation vs' is that irrigation systems and manual watering both have their own benefits and drawbacks. Irrigation systems offer automated, consistent watering that can save time and water, but they require professional installation and ongoing maintenance. Manual watering with hoses or sprinklers allows for more flexibility and control, but it's more time-consuming and can lead to uneven watering.
The best choice depends on your specific landscape, budget, and watering needs. Irrigation systems are generally better for larger yards, gardens, or landscapes that need frequent, consistent watering. Manual watering may be more suitable for smaller areas or homeowners who don't mind the extra time and effort.