Mandevilla Guinevere is an elegant variety of Dipladenia sanderi, known for its large, white, trumpet-shaped flowers with a soft pink blush that bloom throughout the warmer months. It grows up to 2m tall and wide, making it perfect for trellises, fences, or containers. Guinevere thrives in full sun and prefers well-drained soil, offering a graceful and sophisticated touch to garden spaces.