If you're looking to create an eclectic and whimsical garden style, using vintage tools as curtain tiebacks is a perfect choice. The mix of old and new, rustic and modern, creates a visually interesting and dynamic space. You can experiment with different types of tools, such as old wrenches, hammers, or even gardening implements like trowels and spades. The key is to embrace the imperfections and patina of the tools, as they add to the overall charm and character of your garden.