This Buckthorn was cultivated 4 years in wooden boxes since its collection. The time has come to reduce the root mass to its final size. This a major step towards domesticating this tree normally considered an invading species in Eastern-Canada. I will further incline the trunk towards the left and front.
Before reduction:
After reduction:
Close-up of the nebari:
New planting angle:
Sphagnum moss is used as top dressing: