There is also an alley of London plane trees, a 12.5-metre Obelisk Pond, Bluestone Bridge and The Copper Tree Fountain, several amphitheatres, interactive garden games (chess, croquet and ping pong), among other attractions. The Hawkins’ Family Garden is the private garden portion of the Hawkins family, which is an additional 49 hectares (120 acres) beyond Mayfield Garden. It features the second largest maze of its kind in Australia and plant species such as dahlias, zinnias, poppies, delphiniums, lilies, hollyhocks and lupins. The area also includes an introduced pine forest with an understory of rhododendrons and ferns, a chicken coop, a rose garden with David C.H. Austin roses and hybrid tea, wisteria, climbing hydrangea, columnar juniper. The heath gardens include Erica and Calluna species. The lake and boardwalk garden beds are aggregated with many types of Rhododendron and Mollis Azaleas. The garden contains an café and produce store, where 80 per cent of the goods are grown onsite, a Sandstone Gallery (an exhibition centre) and Retail Nursing Gallery. The Hawkins’ family's Private Garden is open four times on an annual basis, during each seasonal festivities, which feature a fete style atmosphere and entertainment in the Garden Centre and various recreational activities, such as rowing on Mayfield Lake and trekking in the garden's maze. Wedding photography and many other forms of photography are allowed in the garden with fees applying.