Dietes grandiflora is also known as the Fairy Iris, as well as Dietes grandiflora ‘Reen Lelie’. It is part of the Iridaceae family of plants. It is native to Southeast Africa. The flowers are iris-like and it is a rhizomatous evergreen perennial. It is clump-forming.
The foliage is upright, narrow, and sword-like. Dietes grandiflora flowers throughout the summer, in warmer climates they could flower all year through. The flowers last several days. Flowers grow on erect stalks. Each flower has three outer petals they have yellow stripes, brown marks in the center, and from the center 3 pale violet arms.
Dietes grandiflora is easy to grow. It can reach 4ft tall or 120cm. It can form clumps of 3ft or 90cm wide.
Grow Dietes grandiflora in the sun or partial shade. Plant it in moist but well-drained soil. It is generally disease-free and pest-free. Deadhead flower or remove seed pods to promote more flowers. Do not remove the flower stems. Remove dead leaves. Dietes grandiflora self-seeds. Propagate by division after flowering is done. It could be drought-tolerant.