A series of five podcasts from around the world on trees that are smart, extraordinary or downright odd.
Westonbirt's waving trees
14:04In the last of his current series celebrating Clever Trees Richard Uridge visits the National Arboretum at Westonbirt in Gloucestershire, England – with 18,000 specimens a veritable tree university – and talks to the trees.
Heligan's headache tree
14:04In the penultimate programme of his five part series on Clever Trees, Richard Uridge finds a headache-inducing specimen in the Lost Gardens of Heligan.
Australia's rain tree
14:04In the the third of his series on arboreal intelligence Richard Uridge travels to tropical Far North Queensland in Australia to meet a tree that can, it's claimed, create its own rainfall.
Washington's Siamese holly trees
14:04Richard Uridge travels to George Washington's home at Mount Vernon in America to meet two holly trees conjoined at the trunk. The first in a series of five podcasts from around the world.
Malaysia's time telling Simpoh tree
14:04In the second of his series on arboreal intelligence Richard Uridge travels to the Malaysian jungle in search of a tree so clever it can tell the time. Or at least that's the theory. Armed with a wristwatch he puts it to the test.