Dahlias in dreams can be associated with prosperity and riches, they signify luck and good fortune. If the dreamer is at peace the sight of dahlias before they are plentiful which could demonstrate the probability of success in the future.
Some people see grown dahlias in dreams as an indication that they will be successful, comfortable and financially secure one day. Yet others see this flower as a signal that the future promises them wealth and luxury. Dahlias represent moving from poverty to wealth and from lacking to abundance.
Accept this as a good omen for your waking hours. Take a little more risk than your usual bets to reap bigger rewards.