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 751–780 CSEF — clear fair filter Plant Sciences — clear category filter Clear all

CSEF · 2006

Fertilizer Withdrawal

Plant Biology

Objectives/Goals The goal of my experiment is see what happens to plants given fertilizers (inorganic vs. organic) when they stop receiving the fertilizers. Using the results of this experim…

CSEF · 2006

Freaked Out Radishes!

Plant Biology

Objectives/Goals The purpose of this project is to investigate whether the shape of radishes is determined entirely by genetics or if it can be influenced by factors in the environment. Meth…

CSEF · 2006

Going Bananas

Plant Biology

Objectives/Goals To experimentally determine if the ripening of a banana is effected by the environment. Methods/Materials First I put the bananas in three different bags. Bag #1 had an unri…

CSEF · 2006

Grow, Grow, Grow with Hydroponics

Plant Biology

Objectives/Goals There are two main different ways to grow plants, but which is best for growth efficiency, soil-grown or hydroponics? It is hypothesized that hydroponics is the best method…

CSEF · 2006

How Do You Keep Your Cut Flowers Fresh?

Plant Biology

Objectives/Goals What kind of ingredients can be used to keep cut flowers fresh? By experimenting with the use of 7up, bleach sugar and the combination of an aspirin tablet & a penny (all co…

CSEF · 2006

Live and Let Die

Plant Biology

Objectives/Goals My objective was to test the application of positive and negative words on the growth of 2 types of plants. Methods/Materials I used two types of systems for delivering the…

CSEF · 2006

Native or Not?

Plant Biology

Objectives/Goals The objective of the project is to study the occurrence of native and introduced species in various aged redwood forests in Humboldt County. The forests observed have been l…

CSEF · 2006

Oak Leaf Chromatography

Plant Biology

Objectives/Goals Can the geographic location of local live oak trees be found by the varying degree of travel of chlorphyll in paper chromatography strips, from sample trees from those areas…

CSEF · 2006

Office Oxygen

Plant Biology

Objectives/Goals How much oxygen do plants small enough to be in an office give off under different ammounts of light? Methods/Materials Procedure- 1.Time candle light inside air tight box,…

CSEF · 2006

Plant Food: Does It Work?

Plant Biology

Objectives/Goals In my experiment, I wanted to test how much of a difference plant fertilizers have on the growth and health of bulb plants. Methods/Materials Materials: Narcissus bulbs, soi…

CSEF · 2006

Plants and Salinity

Plant Biology

Objectives/Goals To find out what different concentrations of salt do to plant growth. Methods/Materials Materials: Salt water; 50 large plastic cups; Potting soil; Water; Seeds (peas); A na…

CSEF · 2006

Saving the Olive Crop

Plant Biology

Objectives/Goals The olive fruit fly, (Bactrocera oleae,) could wipe out the entire olive oil industry in California. Because its maggot feeds on the inner pulp of the olive, it allows bacte…

CSEF · 2006

Secrets to Better Plant Growth

Plant Biology

Objectives/Goals My objective was to learn if watering with Liquid Plant Food will help plants grow faster than using other solutions. The purpose of this project was to find out whether dif…

CSEF · 2006

Sinister Sunflowers

Plant Biology

Objectives/Goals My objective was to determine how far plants should be grown from sunflowers in order for them to be safe from the sunflowers' allelopathic toxins. Methods/Materials I plant…

CSEF · 2006

Succulent Plants: Leaf Material vs. Water

Plant Biology

Objectives/Goals To find the percent variation of water storage among different succulent species. Methods/Materials Forty-five grams of eight succulent species which are: Red Apple Ice Plan…

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