Corokia cotoeaster Wire Netting Bush – Evergreen, divaricating shrub from New Zealand, this odd shrub is a dogwood relative. Silver grey stems with tiny leaves form a curious network resembling Wire Netting . In spring, tiny, fragrant, yellow flowers appear. Full sun to part shade with good drainage and some summer water. Frost hardy. Mounds to 2.4m x 2.4m in time.