Exacum affine is also known as Persian Violet, Arabian Violet, or German Violet. It is part of the Gentianaceae family of plants. It is native to Yemen. Exacum affine is a biennial. But sometimes it is planted as an annual.
Exacum affine can grow to 30cm or 1ft. It has ovate dark green leaves. It flowers in the summer. It has fragrant flowers. Exacum affine flowers are 5-petaled. They are pink, white, or purple with a bright yellow center. It is an excellent outdoor plant in the ground as well as in containers and hanging baskets.
Grow Exacum affine in the sun. Plant it in moist and fertile soil that is well-drained. Propagate from seed in spring. You can prune back after the flowers are done or deadhead flowers. It is pest-free and disease-free. And it is easy to maintain.