Grass, Black Mondo GrassBlack Mondo Grass is a stunning clump forming evergreen ornamental grass with arching purple black foliage and small bell like dark lavender flowers that bloom atop of leafless stems in summer. The flowers are followed by pea sized purple berries that are often hidden in the foliage. Best grown in part sun and slightly acidic, moist well drained soil. Previously sold as 'Nigra'. To learn more about the Black Mondo Grass read this blog post. Type: Orn.