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Botany Science Fair Project Ideas

Browse from many free botany science fair project ideas. These botany science fair projects are a great place to find ideas for an upcoming science fair.

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Check out this middle school science project on the substances consumed and produced in plant tissues during the process of photosynthesis and respiration.
Photosynthesis and Respiration
Botany
Middle School
The objective of this science project is to determine the length of time for different seeds to germinate.
Making Plants Grow
Botany
First Grade
In this science fair project, learn about diffusion, the process where water moves through moss and is distributed throughout the plant.
Spongy: How Does Water Move Through Moss?
Botany
Elementary School
Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.
Exterior and Interior Parts of a Bean Seed
Botany
Middle School
Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.
Lights Out: Why Does Green Grass Turn Yellow?
Botany
Elementary School
Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.
Do Plants Need Water?
Botany
Third Grade
This science project has students collect wood samples and invent new uses for different types of wood based on its properties.
All About Wood
Botany
Elementary School
Find out whether putting something on top of a plant will inhibit its growth.
Will A Plant Still Grow Even When You Put Something On Top Of It?
Botany
Fourth Grade
Check out this fun science project to compare the hydrophilic nature of different types of beans and learn how imbibition affects the seed coat of a bean?
Attractive: How Does Water Affect Pinto Beans?
Botany
Elementary School
Examine the impact of insecticides on plant growth.
Do Insecticides Stunt Plant Growth
Botany
Sixth Grade
In this science fair project, learn how to spot the first signs of corn seed germination.
Single: What are the First Signs of Corn Seed Germination?
Botany
Elementary School
Germination: "The Birth of a Plant"
Botany
Elementary School
Can bean plants grow in darkness? In this science project, you will observe 2 pinto bean plants (1 in darkness and 1 in light) and observe the differences.
Tricked: How Does the Absence of Light Affect Bean Seedlings?
Botany
Elementary School
The objective of this science fair project is to examine the effects of acid rain on the growth of marigold plants.
The Effect of Acid Rain on Marigold Plants
Botany
Sixth Grade
Determine which seeds are most likely to survive harsh winter conditions (low temperatures).
Which Seeds Can Survive a Harsh Winter?
Botany
Middle School

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