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Vinca ,Periwinkle, Madagascar Periwinkle Catharanthus roseus (Vinca rosea) Apocynaceae Perennial treated as an annual; opposite, oblong foliage; rotate flowers which frequently have a colored 'eye'. Plant Form or Habit: rounded Plant Type: annual Plant Use: beds & borders container plantings hanging baskets Propagation: seed Light Requirement: high medium Flower Color: white, pink, purple Blooming Period: summer Height: 1-2' Width: 1' Foliage Texture: medium Heat Tolerance: high medium Water Requirements: medium Additional Comments: Rotate crop so not grown in the same soil every year; good bedding plant for heat and drought; very sensitive to over watering; plant only after temperatures have warmed up in late spring; spreading groundcover forms available.
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