Amelanchier Lamarckii is an upright-stemmed shrub with mid-green leaves with racemes of white flowers in late spring followed by purple-black fruit June to August. In winter it is covered in red autumnal leaves. It’s maximum height and spread is 10m by 10m. Grow Amelanchier lamarckii in moist but well-drained neutral to acid soil, in full sun to partial shade.