1. Add indoor plants
Whether fake or real, plants add pops of green throughout your home and freshen your space — sometimes literally. Live plants can improve the air quality by removing impurities, as we explain in “9 Houseplants That Remove Toxins From Your Indoor Air.”
Place potted plants near windows throughout your home if you have a green thumb. If you don’t have the time or inclination to care for real plants, look for realistic-looking artificial plants.