Commonly known as blue fescue, Festuca Glauca is a species of flowering plant belonging to the grass family Poaceae. Cultivated as an Evergreen or Semi-Evergreen Herbaceous Perennial and is the truest blue of all dwarf grasses. Festuca Glauca once established is completely drought-proof, perfect for growing in a rock garden or adding some potted displays around the walls of your house.