If you are in good health it is a happy and very positive omen that speaks of love and marriage. Orange denotes pure, warm and passionate love that promises numerous offspring. If the flowers of orange tree are wilted or the oranges spoiled those loves are waning or have not been taken advantage of it.
Dream dictionary: orange tree dream meanings
To see or to eat them, means wounds, pains or simply harsh sorrows. If they are not ripe, temporary illness. See an orange tree means worries and tears.