The monkey garden becomes a symbol of the Garden of Eden in the Bible – a magical, perfect place where everything is innocent, but where something happens that causes a loss of innocence.
When Eve is tempted by the serpent and eats the forbidden fruit, Father makes Adam choose between Him and Eden, or Eve. Adam chooses Eve and eats the fruit, causing Father to banish them into the wilderness and destroying the Tree of Knowledge, from which Adam carves a staff.