Aristea ecklonii is native to central and southern Africa.
A rhizomatous perennial in the family Iridaceae. Plants grow to circa 50 cm with broad, sword-shaped, conspicuously parallel-veined leaves and blue flowers. Inflorescence stems are usually 2-winged and paniculate, producing flowers in summer months. Flower clusters are subtended by short, narrow green-to-brown bracts; flowers consist of six pale- to deep blue tepals and stamens with yellow anthers. Fruit is an oblong, 3-lobed capsule that can be over 2 cm long. Plants grow in wet- to moist grasslands and forest margins in their native range and favor acidic to neutral soil pH. 2N = 64.
Aristea ecklonii is listed by Dave's Gardens (https://davesgarden.com/guides/pf/go/54124) as an onamental that can be propagated by seed and by rhizome and that grows in USDA hardiness zones 9ab and 10ab..