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Topics > Biology > Botany

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Effect of fertilizer on plant growth

This experiment was conducted to find out how the amount of fertilizer used will affect the growth of plants. The experiment was done using levels of fertilizer lower and higher than the recommendation by the manufacturer.

Difficulty: High school

Companion Planting

This experiment was conducted to ascertain how planting different species of plants in close proximity affects their growth rate. The experiment was done using tomato, corn and onion plants.

Difficulty: High school

Plant density and rate of growth

This experiment was conducted to find out how planting more plants in the same pot will affect their rate of growth. The experiment was done using garlic chives.

Difficulty: Middle school

Effect of water hardness on seed germination

This science fair project was conducted to ascertain if the hardness of water used on seeds will affect their germination. The science project experiment involved blackeyed Susan seeds that were made to germinate by watering with hard water, tap water and soft water.

Difficulty: Middle school

Effect of fertilizer on plant growth

This science fair project was conducted to ascertain how the amount of fertilizer used will affect the growth of plants. The science fair project involved using levels of fertilizer lower and higher than that which was recommended by the manufacturer.

Difficulty: High school

Soil types and water retention

This science fair project was conducted to find out the amount of water retained by different types of soils. The science project was performed using sand, clay and silt soil.

Difficulty: Middle school

Pavlovian conditioning in plants

This science fair project was performed to ascertain if Pavlovian conditioning works in plants. The The science project experiment involved the Mimosa Pudica plant.

Difficulty: High school

The effect of vitamin D on plant growth

This science fair project was done to observe the effectiveness of vitamin D on the growth of plants. The science project involved watering radish, green bean and chili plants with different concentrations of vitamin D solution.

Difficulty: High school

Ionizing radiation and plant growth

This science fair project was performed to examine the effect of ionizing radiation on plant growth. The testing was done by exposing the seeds of green beans to X-ray radiation for different lengths of time.

Difficulty: Middle school

Effect of electricity on plant growth

This science fair project was conducted to find out how electricity affects the growth of plants. The experiment was done by supplying DC 9V to the soil containing radish seeds and observing the rate of plant growth.

Difficulty: High school

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