1 Gallon 100% Pure All natural Extra Virgin Unrefined Evening Primrose oil100% PURE COLD PRESSED EVENING PRIMROSE OIL ALL NATURAL Processed method: cold pressed Evening primrose oil also known as Oenothera biennis, has many benefits when incorporated with the gifts of essential oils. Grown during the months of June through September, its bright yellow flowers open in the evening, hence its name. All parts of the Evening Primrose flower are edible, however, the abundantly nourishing oil is extracted from the dark colored