Pluchea can grow as an annual or perennial, depending on winter temperatures and the amount of summer water. It inhabits wetlands and other coastal habitats and moist inland areas, often in saline substrates. Pluchea odorata odorata tolerates alkaline soil, salt and seasonal flooding. The entire plant is dotted with glands that emit a wonderful herbal-fruity scent when touched, even dry winter leaves that persist until spring - hence its common name.One of the best features of Sweetscent is its colors. The foliage is a pale green pastel. Contrast this with the pink-purple flowers.