蜜芽传媒

It's National Tree Week, and Dougie is in the woods on the Speyside Way looking for aspen. Meanwhile, Arlene is on a dairy farm in Stirlingshire, where she meets the two women who have transformed milk yields and the herd.

Shahbaz is in Aviemore investigating a technique used in forensic science that is now being applied to environmental projects.

Elsewhere, Rosie sets off on a mission to find great local produce and get us cooking quick, easy dishes. She visits a farm near Kelso that is rearing Hereford beef, and Cammy limbers up for an early morning farm fitness session.