Cloud Pruning (Niwaki) Cloud Pruning is pruning limbs in such a way as to create space between them and flatten the top and bottom. It gives the appearance of “clouds.” Sometimes it is a solution for problems like limited yard space.
Hedge of mixed Thuja occidentalis "Frieslandia" and Thuja occidentalis "Golden Smaragd". The latter grows slower than the first, creating this effect! A view from a Sussex, England, house stretches toward the West Sussex countryside.