Charlie and Flo go head-to-head with a budget of £4,000 to design a garden that takes inspiration from Crete, where Natalie and Matthew spent their honeymoon. Their L-shaped garden offers challenges for the designers, who also need to consider the couple's young toddler, Arthur. Charlie hopes her Greek-inspired planting scheme, pergola and water feature will appeal to the couple, while Flo is banking on the taverna-inspired seating area with colourful Mediterranean plants to sway the decision in her favour. But has Flo remembered a vital ingredient that Charlie may have overlooked?