The cost of garden design in Abbots Langley can vary based on factors such as the size and complexity of the area, level of detail required in the design, and the specific services provided by the garden designer such as overseeing the redesign project. Garden design costs can range from £500 for a design concept to several thousand pounds for a comprehensive design package that includes plans, plant selection, and project management. It is recommended to discuss your requirements and obtain quotes from garden designers in Abbots Langley to determine the cost for your garden project.