Poster of Cast and Crew in Royal Institution Christmas Lectures - Season 44 - Episode 3 - Talking Trees

Royal Institution Christmas Lectures - Season 44 - Talking Trees (Episode 3)

Plot: Can a plant, something without a mouth, ears or eyes, communicate? Yes! Plants do communicate but not in ways that are obvious to humans. Instead of barking or shrieking when they are attacked, they release chemical ‘signals' into the air which can be detected by other plants
Episode Aired On:
Wednesday, December 23 2009
15 years ago