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Lab Notes: How do flowers know when to bloom?

August 12, 2026 · 11 min

Show notes

The last days of winter are here and already you may be seeing flowers blooming around you. Why is that? How do flowers know when to bloom, and is it always around springtime?

Jonathan Webb digs into these questions with Dr Greg Moore to try and uncover the mechanisms behind flowering plants.

You can binge more episodes of the Lab Notes podcast with science editor and presenter Jonathan Webb on the ABC Listen app (Australia). You'll find episodes on animal behaviour, human health, space exploration and so much more.

Get in touch with us: [email protected]

Featuring:

  • Dr Greg Moore, The University of Melbourne

Further information:

What is Australia's most amazing Wildflower? Vote nowDinosaur Died. No flowers at funeral

This episode of Lab Notes was produced on the lands of the Gadigal, Ngunnawal and Ngambri people.

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