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Middle School Botany Science Fair Project Ideas

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

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In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.
Symbiosis: Plants, Nitrogen, and Bacteria
Middle School
Botany
This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.
Which Plants can Resist Walnut Tree Allelopathy?
Middle School
Botany
Ever wonder about the fungi you see growing on the sides of trees? This project explores these fungi to determine whether they are parasites or saprophytes.
Bracket Fungi: Parasites or Saprophytes?
Middle School
Botany
The objective of this project is to determine whether the intensity of light on a plant's leaves affects the output of oxygen.
Plants Exhale: Does Light Help Plants Produce Oxygen?
Middle School
Botany
In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.
Hydroponics vs. Soil: Which Is Faster?
Middle School
Botany
This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.
Apple Allelopathy: Accelerating the Ripening Process
Middle School
Botany
The goal of this project is to see if the roots and stems that grow out of a germinating seed are affected by an additional force perpendicular to the Earth's gravity.
Effect of Artificial Gravity on Radish-Seed Germination
Middle School
Botany
Chlorophyll is present in all green leaves. What about leaves that have turned brown? Is Chlorophyll still present in a leaf that has turned brown?
Do Fallen, Brown Leaves Still Have Chlorophyll?
Middle School
Botany
The objective of this science fair project is to determine if pH could be a factor in giving an onion acrid taste.
A Taste of Plant Acid: Does High pH Make Vegetables Taste Acrid?
Middle School
Botany
This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.
Do Plants Grow Best In Chemical Fertilizer, Organic Fertilizer, Or No Fertilizer?
Middle School
Botany
Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.
Does Aspirin Help Plants Grow?
Botany
Seventh Grade
This project examines the impact of low water on a radish seedling root system. How is growth affected?
Effect of Low Water on a Seedling Root System
Middle School
Botany
Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!
Under What Conditions Do Potatoes Sprout The Fastest
Botany
Third Grade
Observe which kind of fresh long-stemmed flower will last the longest after being picked.
Which Stemmed Flower Lasts The Longest In Water after picked?
Botany
Sixth Grade
Explore if planting seeds in a certain direction will affect how fast it germinates.
Do You Need To Plant Seeds A Certain Direction For It To Germinate?
Botany
Third Grade

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