Venus fly traps at the Minnesota Landscape Arboretum.
Venus fly traps at the Minnesota Landscape Arboretum. Molly Bloom

Carnivorous plants: How they lure, trap and digest

Most plants get the energy and nutrients they need from water, sunlight, air and soil. But carnivorous plants get key nutrients from a different source: bugs.

We’ll find out how they do it and talk about the mystery of how venus fly traps snap shut.

Plus: Two gardeners – one very experienced and one just starting out – offer their tips for growing venus fly traps.

Butterwort at the Minnesota Landscape Arboretum
Butterwort at the Minnesota Landscape Arboretum Molly Bloom
Sundews
Sundews at the Minnesota Landscape Arboretum Molly Bloom
Sun pitchers
Sun pitchers at the Minnesota Landscape Arboretum Molly Bloom
Cobra lily
Cobra lily at the Minnesota Landscape Arboretum Molly Bloom
Sundew
Sundew at Minnesota Landscape Arboretum Molly Bloom
Northern pitcher plant
Northern pitcher plant at the Minnesota Landscape Arboretum Molly Bloom
And very dramatic video of a venus fly trap in action from the BBC: