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, or balcony, it can significantly increase your home's curb appeal and resale value — if you style it properly. So, Business Insider asked interior designers and experts in landscaping and gardening fields what features, items, and trends they'd never have in their own outdoor spaces. Here's what they said. Terracotta pots can be a tiresome option for plants. When it comes to planters, opt for styles that suit your aesthetic and the color palette you hope to incorporate into your outdoor space.…