Plant pot made from coconut fiber has collar around opening which is at small angle to vertical, allowing pots to be stacked inside each other with standard gap between their sloping sides
The plant pot is made from coconut fiber. The collar (2) around the opening is at an angle of 2 -4 deg to the vertical. This allows the pots to be stacked inside each other with a standard gap (6) between their sloping sides (4).