Esther's Garden: Stephen Ryan drops in on a passionate gardener with a singular obsession - wattles. A Garden in Alice: Jane Edmanson visits a young family to find out how they created their beautiful and productive garden in the middle of the desert. Making a Hot Box: Josh Byrne shows how to builds a homemade hot house to raise seed. Weed Control: Jerry Coleby-Williams shows how to control weeds organically. Early Spring Vegies: Josh Byrne plants fast growing spring crops lettuce and Asian greens. Guilfoyle's Volcano: John Patrick visits the RBG Melbourne to see Guilfoyle's Volcano, a spectacular new project that has restored an original part of the garden, hidden from view for nearly a century.