Madagascar periwinkle,Annual Vinca,Periwinkle,Rose Periwinkle,Running Myrtle,Vinca
Catharanthus roseus is an evergreen subshrub or herbaceous plant growing 1 m (39 in) tall. The leaves are oval to oblong, 2.5–9 cm (1.0–3.5 in) long and 1–3.5 cm (0.4–1.4 in) broad, glossy green, hairless, with a pale midrib and a short petiole 1–1.8 cm (0.4–0.7 in) long; they are arranged in opposite pairs. The flowers are white to dark pink with a darker red centre, with a basal tube 2.5–3 cm (1.0–1.2 in) long and a corolla 2–5 cm (0.8–2.0 in) diameter with five petal-like lobes. The fruit is a pair of follicles 2–4 cm (0.8–1.6 in) long and 3 mm (0.1 in) broad.
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Annual, Ground Cover, Poisonous
Axillary, solitary, rosy-pink to mauve to reddish, or white. The calyx is green, tube slender, lobes subulate. Corolla is salverform, bearing 5 glands apically on the tube, lobes often with prominent eyespot at the throat. The ovary is two-chambered, splitting apart in fruit. It blooms from June until frost.
fruits long, slender, often paired. Elongate follicles within one persisting calyx.
How to Grow
Dappled Sunlight (Shade through upper canopy all day), Full sun (6 or more hours of direct sunlight a day), Partial Shade (Direct sunlight only part of the day, 2-6 hours)