Zantedeschia, more widely known as calla lilies or just callas, brings sculptural elegance and a quietly exotic presence to gardens and containers alike. Indigenous to southern Africa, callas have become firm favourites far beyond their native range, admired for flowers that feel both modern and timeless. What appears to be the bloom is in fact a beautifully curved, trumpet-like spathe, a modified leaf that wraps protectively around the true flowers clustered on a central spadix. This distinctive structure gives Zantedeschia its unmistakable form, whether displayed in borders, pots or cut for arrangements. Calla lilies are available in a refined palette of pure white, soft green, sunshine yellow and rich jewel tones, each colour lending a different mood while retaining that signature, architectural clarity.

The appeal of Zantedeschia extends well beyond flowering, with bold, bright green leaves that are often lightly speckled with white and attractive in their own right. Callas thrive in sunny positions with moisture-retentive but well-drained soil, rewarding good conditions with confident growth and generous blooms from late spring into summer. They are equally at home anchoring a garden bed or starring in containers where their form can be fully appreciated. Though elegant in appearance, Zantedeschia is refreshingly straightforward to grow, making calla lilies a popular choice for gardeners who value strong design without unnecessary fuss. Used sparingly or planted en masse, callas bring clarity, rhythm and a sense of considered style wherever they are grown.