Gardening Australia Series 34 Episode 9 Episode 9 Wellness, Topiary, Propagate, Wetland & Design ( Air Date 2023-04-14 ) Genre Documentary category. Overview "Costa visits a Landcare legacy school; Millie tours a designer home haven; Jane finds wonders in a wellness garden; Clarence builds a mini native wetland; Sophie gets active on autumn jobs; and we meet a tenacious topiarist.".