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Elementary School Plant Biology Science Fair Projects (3-5)
Free Project Examples by Grade Level

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Elementary School Science Fair Project Ideas and Examples

Discovering photosynthesis: which colour of light is best for growing plants - green, red or white. [View Project]
How does acid rain affect plants? [View Project]
Does the amount of fertilizer given to a plant affect its growth? [View Project]
The effect of gravity on plant growth (tropism) [View Project]
How do different concentrations of salt water affect plants? [View Project]
The effect of light on seed germination [View Project]
Exploring the relationship (pollination) between Lesser Dawn Bats and durian fruit [View Project]
Will roots: hold soil together, always grow towards water, always point down? [View Project]
Is there a way to prolong the life of fresh cut flowers? [View Project]
What happens when a plant population is too dense? [View Project]
On what fruits will penicillium mold grow? [View Project]
Do different kinds of bread mold at different speeds? [View Project]
Find out if lemon acid can kill plants. [View Project]
Investigate natural poisons and venoms related to plants and animals. [View Project]

For more plant biology science fair projects click:
Botany Science Fair Projects and Experiments

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Last updated: June 2013
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