Plant Hormones
Science Fair Projects
Ideas and Sample Projects by Grade Level

Home Experiments Photosynthesis Warning!
Middle School - Grades 7-9
P=Project   E=Experiment
Can common phytohormones aid the early growth of food crops even in poor soil? [P]
Measure the ripening of unripe fruit induced by the plant hormone ethylene. [E]
Measure the ripening of unripe fruit induced by the plant hormone ethylene, by monitoring starch levels using an iodine solution. [E]
Determine if fruit size in tangelos could be increased by manipulating the tree by pruning or using a growth regulating hormone. [E]
What is the role of hormones in synchronizing fruit ripening? [E]
The Effect of Growth Hormones on Irradiated Lima Beans [E]
The effect of different concentrations of the plant growth substance IAA and gibberellic acid on the growth of roots and shoots [P]
Compare rate of plant growth using two different growth hormones [P]
The effect of estrogen on the growth of cruciferous vegetables [E]
The effect of Rootone hormone on plant growth [P]
What Are Plant Hormones?

High School - Grades 10-12
P=Project   E=Experiment
The Effects of Abscisic Acid on Growth of Unstressed and Stressed Brassica rapa [E]
Abscisic Acid (Plant Hormone) Effects on Cell Proliferation and Growth in Plants [E]
The Effects of Ethephon, Its Decomposition Products, pH, and Calcium on Berry Cracking in Flame Seedless Grapes [E]
Effect of Different Concentrations of IAA on Root Initiation [E]
Simple experiments to explain the role of phytohormones in plants [E]
The effect of soil salt stress on plant health, plant ethylene and ABA production. [P]
The effects of plant regulators (auxins and cytokinins) on different tomato genotypes [P]
Abscisic acid in the thermoinhibition of lettuce seed germination and enhancement of its catabolism by gibberellin [E]
What Are Plant Hormones?
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Botany Project Ideas
Botany Topics Related Subjects
Seeds & Germination
Soils & Hydroponics
Soil Organisms
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
Plant Disease
Medicinal Plants
Acids in Botany
Salt & Sugar in Botany
Sun & Light
Environmental Sciences

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Last updated: September 2016
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