The species with the biggest biomass in any garden is almost certainly the earthworm. These humble denizens of our soil provide essential services by turning over soil and promoting plant growth. Professor Peter Holland explains why Darwin found them so fascinating and Lindsay explains how their...

We take a walk around a local park to admire more winter trees and see why conifers win over broadleaved trees as we move further North, but even they have to drop their needles during the winter in the farthest reaches of the Boreal forest. Creative Commons Attribution-Non-Commercial-Share...

In winter the bones of the trees are laid bare, giving us a chance to see their skeletons. Join Lindsay as she takes a tour round Wytham Woods in Oxford, showing you how to identify our common native trees from their bark and the shape of their branches. Creative Commons...