Boysenberry 'Mapua' is a fantastic variety of Boysenberry that's known for its large, flavorful berries and mostly spineless canes. Produces white flowers in spring followed by bright burgundy berries that ripen in early summer. Grows to about 1.5 metres tall and wide. Prefers full sun and well-drained, fertile soil. Hardy and frost-tolerant but not suitable for windy or coastal environments.