Sambucus nigra is an Elder, or Elderberry shrub or small tree, it could be a herbaceous perennial, a deciduous shrub or a tree that grows to 6m or sometimes taller, it is also called European Elderberry, or Black Elder. It is from the Caprifoliaceae family of plants.
Sambucus nigra porphyrophylla ‘Eva’ has beautiful dark leaves and pink flowers in spring and summer, the berries are very dark therefore the name nigra or black. The bark of the tree is grayish and the leaves which are pinnate with 5 or more leaflets. The flowers are hermaphroditic (with male and female reproductive organs within the same flower). The blossoms are flat corymbs of about 4 to 10 inches in diameter.
The pink flowers are fragrant. Plant them in humus-rich, well-drained soil, fertile soil. For leaf color, it is important to plant them in the sun but they do tolerate part shade. They do well in chalky sites. You can propagate by cuttings. In winter you can use hardwood cuttings. They are good as hedges and beautiful in borders and beds. You can prune back to keep the size and shape of Sambucus nigra under control. In general, they are easy to grow. Note that the shrub can grow up to 4m tall.