 Such devotional prayers or acts may be accompanied by specific requests for Mary's intercession with God.There is significant diversity of form and structure in Marian devotions practiced by different groups of Christians.Orthodox Marian devotions are well-defined and closely linked to liturgy, while Roman Catholic practices are wide-ranging – they include multi-day prayers such as novenas, the celebration of canonical coronations granted by the Pope, the veneration of icons in Eastern Christianity, and pious acts which do not involve prayers, such as the wearing of scapulars or maintaining a Mary garden.