Certain kinds of furniture and plants can really detract from a backyard's aesthetic and function. chuckcollier/Getty Images We asked gardeners, landscapers, and interior designers how they prefer decorating outdoor spaces. Some pros said they wouldn't have plastic flamingos, wind chimes, or hammocks in their yards. They'd also proceed with caution when it comes to continuous pavement and invasive plant species. Outdoor space is a luxury. For those lucky enough to have a private yard, patio, o