• How do poinsettias detect pH levels?

  • Dec 26 2024
  • Length: 41 mins
  • Podcast

How do poinsettias detect pH levels?

  • Summary

  • #202

    Melissa and Jam dive into a fun and educational holiday-themed activity using poinsettia plants. They explore the chemistry behind these festive plants, specifically focusing on anthocyanins, which are pigments that give the leaves their red color and act as pH indicators. The episode includes a hands-on experiment that listeners can try at home to visualize how different household items can change the color of poinsettia leaves. Perfect for a holiday break activity that educates and entertains both kids and adults.

    00:00 Introduction to Holiday Activities
    00:24 The Poinsettia Plant: A Festive Icon
    01:21 Chemistry Behind Poinsettias
    02:35 Historical and Cultural Significance
    04:36 Anthocyanins and Plant Pigments
    07:54 Understanding Light Absorption
    11:47 Interactive Chemistry Lesson
    18:52 Exploring the Fascinating World of Light and Color
    19:50 Understanding the Science Behind Color Perception
    22:10 Fun Science Experiments with Kids
    22:56 Making Poinsettia Tea: A Step-by-Step Guide
    24:37 Creating Homemade pH Paper
    26:14 Testing Household Items for Acidity and Basicity
    27:42 Interactive Chemistry Activities for All Ages
    37:09 Wrapping Up: Chemistry Fun for the Holidays

    References from this episode:

    1. https://www.compoundchem.com/wp-content/uploads/2015/12/17-%E2%80%93-Poinsettia-Plant-Indicator.pdf
    2. https://bibliotecadigital.ipb.pt/bitstream/10198/3206/1/artigo%20Food%20Chemistry,%2063,%201998,%20435-440.pdf
    3. http://lib3.dss.go.th/fulltext/Journal/J.agri.food%20chem/1999/no.1p1-216/1999v47n1p67-70.pdf
    4. https://www.compoundchem.com/2013/12/16/poisonous-poinsettia-ph-indicators/
    5. https://youtu.be/ORl6EKQI1ws
    6. https://www.nature.com/scitable/blog/plantchemcast/the_dark_myth_of_the/
    7. https://pubs.acs.org/doi/epdf/10.1021/acs.jchemed.3c00113?ref=article_openPDF
    8. https://www.sciencedirect.com/science/article/pii/S2666154322000734
    Thanks to our monthly supporters
    • Scott B
    • Jessie Reder
    • Ciara Linville
    • J0HNTR0Y
    • Jeannette Napoleon
    • Cullyn R
    • Erica Bee
    • Elizabeth P
    • Sarah Moar
    • Rachel Reina
    • Letila
    • Katrina Barnum-Huckins
    • Suzanne Phillips
    • Venus Rebholz
    • Lyn Stubblefield
    • Jacob Taber
    • Brian Kimball
    • Emerson Woodhall
    • Kristina Gotfredsen
    • Timothy Parker
    • Steven Boyles
    • Chris Skupien
    • Chelsea B
    • Bri McAllister
    • Avishai Barnoy
    • Hunter Reardon
    ★ Support this podcast on Patreon ★ ★ Buy Podcast Merch and Apparel ★

    Check out our website at chemforyourlife.com

    Watch our episodes on YouTube

    Find us on Instagram, Twitter, and Facebook @ChemForYourLife

    Show More Show Less
activate_Holiday_promo_in_buybox_DT_T2

What listeners say about How do poinsettias detect pH levels?

Average customer ratings

Reviews - Please select the tabs below to change the source of reviews.