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How Do Water, Light, and Air Build Plants? Lesson 111
Episode 12620th January 2026 • Nat Theo Nature Lessons Rooted in the Bible • Eryn Lynum
00:00:00 00:33:11

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Do we need plants to live? Why did God fill the earth with plants before making creatures and people? Discover how God builds plants from air, and uses those plants to clean the air around us! and how seeds grow and spread to fill earth with tasty, useful, and life-giving plants.

Here’s our trail map:

  1. How Do Water, Light, and Air Build Plants?
  2. How Is Fruit Made?
  3. Why Is Earth Full of Plants?
  4. How Can We Grow Good Fruit?

Eryn's Books:

  1. The Nature of Rest: What the Bible and Creation Teach Us About Sabbath Living: https://www.amazon.com/Nature-Rest-Creation-Sabbath-Living/dp/0825448891
  2. Rooted in Wonder: Nurturing Your Family's Faith Through God's Creation: https://www.amazon.com/Rooted-Wonder-Nurturing-Familys-Creation/dp/0825447615
  3. 936 Pennies: Discovering the Joy of Intentional Parenting: https://www.amazon.com/936-Pennies-Discovering-Intentional-Parenting/dp/0764219782

Episode Links:

  1. Try CTCMath for free: https://ctcmath.com/
  2. Discover God’s designs in plants with Apologia’s Exploring Creation with Botany course: https://www.apologia.com/shop/botany-course-set
  3. Discover all of Apologia’s curriculum and courses from a Biblical worldview: https://www.apologia.com/
  4. Parents and caregivers: hear remarkable stories of God’s work in real people through the Compelled Podcast: https://compelledpodcast.com/
  5. Nat Theo Club Bonus Video: https://erynlynum.com/club-videos
  6. Get full lesson guides in the Nat Theo Club: https://erynlynum.com/club
  7. Free God Made Plants Coloring Sheet: https://erynlynum.com/how-is-fruit-made/
  8. Ask your nature question: https://erynlynum.com/ask


Learn about pollination on these Nat Theo Lessons:

  1. Can Bees Dance? Lesson 35: https://player.captivate.fm/episode/98aedf4a-bc84-4346-9278-cb70a9cf238f/
  2. Why Are Bats Great Gardeners? Lesson 40: https://player.captivate.fm/episode/e2851257-6ed1-477e-bd47-2321e54de717/
  3. And How Does God Clothe Wildflowers? Lesson 97: https://player.captivate.fm/episode/96e5b692-3e42-4765-9800-eff0993f350b/


Scriptures Referenced in This Episode:

“Then God said, ‘Let the land produce vegetation: seed-bearing plants and trees on the land that bear fruit with seed in it, according to their various kinds.’ And it was so. The land produced vegetation: plants bearing seed according to their kinds and trees bearing fruit with seed in it according to their kinds. And God saw that it was good. And there was evening, and there was morning—the third day.” Genesis 1:11-13 (NIV)

“You make the grass for cattle

and vegetables for the people.

You make food grow from the earth.” Psalm 104:14 (NCV)

“Then God said, ‘I give you every seed-bearing plant on the face of the whole earth and every tree that has fruit with seed in it. They will be yours for food.’” Genesis 1:29 (NCV)

“Because of this, since the day we heard about you, we have continued praying for you, asking God that you will know fully what he wants. We pray that you will also have great wisdom and understanding in spiritual things so that you will live the kind of life that honors and pleases the Lord in every way. You will produce fruit in every good work and grow in the knowledge of God.” Colossians 1:9-10 (NCV)

“This same Good News that came to you is going out all over the world. It is bearing fruit everywhere by changing lives, just as it changed your lives from the day you first heard and understood the truth about God’s wonderful grace.” Colossians 1:6 (NLT)


Terms Learned in This Episode:

  1. Photosynthesis: A process controlled by light that puts things in a plant together to turn them into energy.
  2. Chlorophyll: A green pigment (that gives plants their green colors) and allows a plant to soak in sunlight.
  3. Carbon Dioxide: A gas in the air around us that we breathe out.
  4. Stomata: Tiny holes or slits on leaves that let a plant take air with carbon dioxide in, and let air with clean oxygen out.
  5. Plant Ovary: A space deep inside a flower where seeds are made.
  6. Ovule: A tiny part inside a plant’s ovary that, once pollen reaches it, makes a seed.
  7. Seed Dispersal: How seeds move away from the parent plant to grow in a new place.



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