Cedarleaf... The scent of the great white north. Welcome to Cedres Recycles de l'Outaouais's home page, Canada's largest distiller of cedarleaf oil. Cedarleaf oil (Thuja Occidentalis) is obtained by steam distillation of fresh cedar leaves. Cedarleaf's fragrance and aroma is unique. You will often find it in men's cologne such as Ralph Lauren Safari , Roots, and Hugo by Hugo Boss.