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PlantSnap
Plant Care
Madagascar periwinkle
(Catharanthus lanceus)
Also Known As
Madagascar periwinkle, Cape periwinkle, Vinca
About This Plant
Catharanthus lanceus is a flowering plant species that belongs to the Apocynaceae family. It is a shrub that can grow up to 3 meters tall and has glossy green leaves. The flowers are white and star-shaped with a pink center. The plant is native to Madagascar and is commonly known as the Madagascar periwinkle.
Plant Care Instructions
Outdoor Size Range
6-10 feet (1.8-3 meters)
Light Requirements
The Madagascar periwinkle prefers full sun to partial shade. It requires at least 6 hours of direct sunlight per day.
Humidity Needs
The Madagascar periwinkle prefers moderate humidity levels. It can tolerate low humidity levels but may require additional watering in dry conditions.
Fertilizing Schedule
The plant requires regular fertilization during the growing season. A balanced fertilizer with equal amounts of nitrogen, phosphorus, and potassium can be applied every two weeks.
Pruning Guidelines
The Madagascar periwinkle requires regular pruning to maintain its shape and promote healthy growth. It should be pruned in the early spring before new growth appears.
Common Pests and Diseases
The Madagascar periwinkle is susceptible to aphids, spider mites, and whiteflies. It can also be affected by fungal diseases such as powdery mildew and leaf spot.
Indoor Size Range
24-36 inches (61-91 cm)
Watering Schedule
The plant requires moderate watering. It should be watered when the top inch of soil is dry to the touch. It is important not to overwater the plant as it can lead to root rot.
Temperature Range
The plant prefers warm temperatures between 60-85°F (15.5-29°C). It is sensitive to cold temperatures and should be protected from frost.
Growing Season
The plant can be grown year-round in tropical climates. In temperate climates, it can be grown as an annual or brought indoors during the winter months.
Growing Difficulty Level
The Madagascar periwinkle is relatively easy to grow, but it requires regular maintenance to thrive.
USDA Hardiness Zones
10-11
Did You Know?
The Madagascar periwinkle is known for its medicinal properties and is used to treat a variety of ailments, including diabetes and high blood pressure.
