This is because flowers—rose and lavender, for example—contain important nutrients, anti-inflammatory benefits, and skin-healing properties. Here’s another one to add to your arsenal, if you haven’t already—as its skin care benefits certainly deserve your attention. For skin care purposes, what you’re applying to your skin is actually calendula oil. The oil is extracted from the petals, stems, and seeds (much like rose is typically rose oil). “Calendula oil is an extract obtained from the marigold plant,” board-certified dermatologist Joshua Zeichner, M.D., says. “It is commonly used in skin care products for its anti-inflammatory and antimicrobial properties.” From there it can be formulated into creams, oil blends, and serums. Along with skin care, it can be brewed into tea or used as an herb in foods.