Search past science fair projects

38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.

989 projects · showing 361–390 CSEF — clear fair filter Plant Sciences — clear category filter Clear all

CSEF · 2013

Cuckoo for Coconuts

Plant Biology Second Award

Objectives/Goals The purpose of this experiment is to see if coco coir, an eco-friendly, sustainable growing medium, can be used as a substitute for non-sustainable growing mediums. If coco…

CSEF · 2013

Effect of pH level on Plants

Plant Biology

Objectives/Goals I had done this project to find out why the same plants grow better in certain soils than others. So, my goal was to learn which pH was best for certain plants and even if i…

CSEF · 2013

Effects of Near Infrared Light on Plant Growth

Plant Biology Honorable_mention Award

Objectives/Goals My brother broke vertebrae and required a surgery binding the vertebrae. My family and I were told about a about near infrared (NIR) light healing therapy. Harvard Medical S…

CSEF · 2013

Eucalyptol: A Plant's Worst Nightmare?

Plant Biology

Objectives/Goals Eucalyptol is allopathic, meaning it eliminates and kills bacteria. Therefore, I hypothesized that if eucalyptol is allopathic, then its inhibition in an area of germinating…

CSEF · 2013

Fertilizer and Water

Plant Biology

Objectives/Goals My objective was to determine how different types of water (tap vs. distilled) and fertilizer (organic vs. inorganic) affected plant growth. Methods/Materials Experiment was…

CSEF · 2013

Fertilizer Faceoff

Plant Biology

Objectives/Goals I wanted to see which was more beneficial to plants-commercial or homemade fertilizer Methods/Materials Materials: 15 butter lettuce plants Unfertilized soil 15 pots Miracle…

CSEF · 2013

It's Getting Toxic Here!

Plant Biology Honorable_mention Award

Objectives/Goals The purpose was to determine the allelopathic effect of juglone on the growth of vegetable plants. Allelopathy is the beneficial or harmful effect of one plant on another pl…

CSEF · 2013

Pea Plant Party

Plant Biology Honorable_mention Award

Objectives/Goals The objective of the experiment is to test how the different amounts of Rhizobium bacteria will affect the growth of a pea plant starting from seed. Methods/Materials There…

CSEF · 2013

Plant Protein: Blue Light vs. Sunlight

Plant Biology

Objectives/Goals We observde the effects of different color lighting, specifically blue light, on the protein levels in vegetables. After extracting proteins from the dried, ground leaf samp…

CSEF · 2013

Plants: Who's the Waterholic?

Plant Biology

Objectives/Goals My objective was to prove that different types of plants have different evapotranspiration rates, which affect the amount of water they use. I predict that cactuses would ev…

CSEF · 2013

The Amazing Chia Seed

Plant Biology

Objectives/Goals This experiment was designed to determine if chia seeds have a measureable advantage over similar seeds in terms of water absorption. The chia seed is believed to absorb ove…

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