A Rock and a Hard Place: Costa visits green wall and roof garden expert Mark Paul's home to find a cleverly constructed garden bursting with ideas for growing plants in unlikely spots. Pick and Plant: Josh has a clever tip to keep you constantly in garden produce. Plant Profile - Yellow Wax Bells: John profiles an unusual woodland plant. Give Bugs a Chance: Sophie enlists the help of an insect expert to find out how most creepy crawlies are welcome garden allies rather than something to be feared. Ripper Idea - Pool to Garden Bed: Costa shows how a viewer turned an unused above ground pool into a series of raised garden beds. The Burning Question: Tino shows what to do with fireplace ash and charcoal. Fascinating Ferns: Jane explores the diverse world of ferns and shows how to grow and propagate some of her favourites. FAQs - Potatoes in Tyres | Digging Wet Soil | Kaffir Limes: Your questions from emails, letters and Facebook. A Dream Come True: Tino visits the stunning Emu Valley Rhododendron Garden in north west Tasmania to see what's been achieved by a group of passionate volunteers.