The annual vinca flower, also known as Catharanthus roseus, is a vibrant and resilient plant that thrives in warm climates. It features glossy green leaves and produces an array of colorful blooms, including shades of pink, red, white, and purple. This heat-hardy flower is drought-tolerant and can flourish in both garden beds and container gardens, making it a popular flower in the south. Annual vinca is also relatively low-maintenance, requiring minimal care beyond regular watering and occasional fertilization. These flowers come in many forms, read on to find out!