George and Calum are at Beechgrove to present more great gardening advice. Meanwhile, Kirsty gets on with creating a new garden for a dog rescue centre near Livingston, and the four-legged judges give their verdict. George and Calum review the containers planted with wildlife in mind, a great way to give nature a helping hand, even if you only have a small space. Elsewhere, Carole finds out more about an ambitious project by the National Trust for Scotland that aims to catalogue the thousands of plant species in its gardens across Scotland.