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The Green Planet
The Fungi that Help Trees Talk
Fungi is able to link a whole group of trees through their root systems, creating a 'wood wide web' called the Mycorrhizal Network. Using this network, trees are able to pass nutrients, chemical and electrical signals to each other raising the alarm when being attacked.
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55:55
Sir David Attenborough reveals how humans help plants, many of which face extinction.
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Sir David Attenborough explores desert plants with survival tactics.
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Sir David Attenborough reveals the surprising effects of the seasons on plant life.
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Sir David Attenborough discovers amazing water plants, some of which can count and hunt.
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Sir David Attenborough takes a plants-eye view of life in a rainforest.