Plant Pigments and Colors
Science Fair Projects
Ideas and Sample Projects by Grade Level


Home Experiments Photosynthesis Warning!
Primary School - Grades K-3
P=Project   E=Experiment
Uncover the changing colors of fall leaves by separating plant pigments with paper chromatography. [E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors
Elementary School - Grades 4-6
P=Project   E=Experiment
Test if the color or wavelength of light will affect the chlorophyll content of a leaf. [E]
Are Seedlings Afraid of the Dark? [E]
Why do leaves change color in the fall? [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E]
Coloring Fabrics With Dyes From Plant Materials [E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors

Middle School - Grades 7-9
P=Project   E=Experiment
Exploring the Chemistry of Red Flower Pigments [E]
Use paper chromatography to analyze the leaf pigments found in three different types of plants. [E]
What is the effect of water temperature on the amount of color in spirogyra plants? [P]
Why do leaves change color in the fall? [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E]
How Does the Coloring and Sweetness of a Flower Affect Bee Visitation? [E]
Is green the only color in a leaf? [P]
Investigate whether the pigments in leaves that produced their autumn color are present while the leaves were still green. [E]
Separate the colors of a green leaf using chromatography [E]
Determine if there is one color that can be used to paint our cherry trees that will protect them from sunburn without causing harvest delays. [E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors

High School - Grades 10-12
P=Project   E=Experiment
The Relationship between Anemone Color and the Abundance and Diversity of Their Endosymbionts [E]
The Effect of Ultraviolet Light on Plant Development and Fruit Production [E]
Applying ultra-violet visible spectrophotometry and various types of chromatography to compare the amounts of certain photosynthetic pigments in fresh, frozen, and canned phaseolus vulgaris and spinacia olercea. [E]
Why do leaves change color in the fall? [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E] [E]
Predict whether self-pollination or cross-pollination with another plant with the same or different colored flowers will produce the most seeds. [E] [E]
1. What happens to pigment as leaves change color with seasons? 2. Why are two leaves of the same tree different in color intensity? 3. Does the temperature of a refrigerator have an effect on a plants pigment composition? 4 and 5. Compared different, yet similarly colored parts of the plant to determine whether or not the coloring pigment was the same. [E]
The Effects of Different Colored Lights on Algal Oxygen Production [E]
The effect of different pH water and soil levels on coloring agents in the different flowers (hydrangeas) [E] [E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors
Useful Links
R=Resource
Science Fair Projects Resources [R]
Citation Guides, Style Manuals, Reference [R]
Safety Resources [R] [R]
Botany Science Fair Books

                   


Botany Project Ideas
Botany Topics Related Subjects
Photosynthesis
Seeds & Germination
Soils & Hydroponics
Soil Organisms
Tropism
Colors in Botany
Weather in Botany
Plant Irrigation
Plant Nutrition
Plant Hormones
Plant Pesticides
UV Radiation Effects
Organic Agriculture
Genetically Modified Food
Plant Pollutants
Plant Cultivation
Plant Physiology
Plant Genetics
Fungi
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Plant Disease
Medicinal Plants
Acids in Botany
Salt & Sugar in Botany
Plants
Flowers
Water
Weather
Air
Colors
Gases
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Oxygen
Sun & Light
Biotechnology
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