In this blog post, I’ve gathered my favorite plant science experiments, from sprouting seeds to discovering how light, water, and soil influence plant growth, to flower and leaf experiments, and beyond.

These hands-on activities will cultivate a deeper appreciation for the environment and inspire your child to embrace curiosity and get their hands dirty—literally!

Free Printable Seed Growth Tracker

Before we get into all of the plant science experiments, you’ll want to grab your FREE Seed Growth Tracker. This page is perfect for recording observations as you watch your seeds grow!

Plant Science Experiments with Seeds

Sprout Seeds in a Mason Jar – The “mason jar and paper towel method” of seed germinating is perfect for comparing and tracking how seeds grow!

Do Seeds Need Their Seed Coat to Grow? by Gift of Curiosity – What is the purpose of a seed’s coat? Is it really needed? Find out with a seed germination experiment!

Light and Plant Growth Experiments

How Plant Growth is Affected by Light by Life with Moore Learning – Discover how light affects a plant’s growth with this simple set up.

Maze Potato Plant Experiment by 123 Homeschool 4 Me – Now that you know plants need light to grow, how can we have some fun with that knowledge?! Make a maze! This is such a neat one to watch as the plant makes it’s way through the maze to reach the light.

Water and Plant Growth Experiments

What Liquid is Best for Growing Seeds? Experiment by Lessons for Little Ones – Discover what type of water is best for growing seeds with this plant experiment! Little ones can make predictions and track each seed’s growth. 

What Solution Keeps Flowers Fresh Longest? by We Have Kids – With the last experiment, you found out what kind of water helps plants grow, but what helps cut flowers stay fresh?

Soil Experiments

Soil Erosion Experiment by Life is a Garden – This soil experiment is so cool! Kids will learn how plants and their roots help to protect soil from eroding.

What Soil Type is Best for Growing Seeds? by STEAMsational – Which type of soil is best for growing your plant? It may not be the one you think!

Learning About Leaves

Why Do Leaves Change Color? – Have you ever wondered why leaves change color? With just a few simple supplies, you can learn about chlorophyll and how leaves change color in the fall.

How Do Leaves Breathe? by KC Edventures – Did you know that leaves breathe!? For this experiment, all you will need is a bowl of water and a leaf. Easy peasy!

Flower Science Experiments

Reveal a Plant’s Vascular System by Tamara Horne – You’ve likely seen experiments where you plop cut flowers into vases filled with water dyed different colors. Well, if you happen to have a highlighter and a black light, you can take that experiment to a whole new level!

Dissecting Daffodils to Explore Pollination by Sloely – Explore all of the different parts of a plant by dissecting one!

What Happens When You Submerge a Dandelion? by Mud and Bloom – Have you ever tried dipping a dandelion in water? You would think those fragile little seeds would fall right off, considering how easily they blow away in the wind, but… well, you’ll just have to try it!

 

Which of these plant science experiments are you excited to try!? My kids are super excited to try out the maze experiment!

If you’re ready to dive into learning all about seeds and plants through fun, hands-on activities, I encourage you to check out my Seeds and Plants Family Unit Study. You’ll learn about the different types of plants, seed anatomy, photosynthesis, pollination, plant adaptations, and so much more!

Seeds and Plants Family Unit Study

https://shop.howweelearn.com/products/family-unit-study-seeds-and-plants

I hope your week is off to a wonderful start, my friend. Take care, and don’t forget to water your plants!

xo
Sarah