Understanding Hydrosols Hydrosols are truly remarkable, especially during the summertime! These aromatic waters are created through the co-distillation process that occurs during the steam distillation of essential oils. They are also known as hydrolates, floral waters, and plant waters. However, hydrosols are not limited to just the aromatic waters of flowers. The hydro-distillation process can involve various plant materials, including roots, bark, needles, leaves, and frui