Plant A Tree Day 2024 Theme. Planet ark's national tree day started in 1996 and has grown into australia's largest community tree planting and nature care event. Namibia’s national arbor day celebration usually takes place the second friday in october.
National tree day (ntd) is a day for canadians to come together in appreciation of trees, their natural beauty, and the many benefits they provide. National tree week is the uk’s biggest annual tree celebration.