How to Grow Persian Violet — Exacum
Exacum–commonly called Persian violet–is an evergreen subtropical perennial usually grown as an annual. Exacum bears violet to blue, occasionally pink or white flowers with conspicuous yellow stamens. Flowers appear on 4-angled stems above lance-shaped mid-green leaves. Exacum can be grown as summer-flowering annuals in beds and borders in subtropical regions. It is grown as a…