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.
CSEF · 2026
Plant Biology (Junior Division) First Award
Soil salinity is a major environmental stress that limits plant growth by reducing water availability, causing osmotic stress, and interfering with early metabolic processes required for see…
ISEF · 2026
Plant Sciences
Ventenata is an invasive grass species known for disrupting native ecosystems and agricultural lands. Currently, there are few methods of controlling this species, including chemical sprays,…
ISEF · 2026
Plant Sciences Third Award
Increasing concentrations of metals in groundwater and waterways that are leached from coal ash ponds threaten aquatic life and drinking water quality. Phytoremediation poses a potential sol…
CSEF · 2026
Plant Biology (Senior Division)
This investigation examined the effect of boiling time (0, 60, 180, 300, and 420 seconds) on the concentration of Fe²⁺ ions in Spinacia oleracea (spinach), measured using redox titration wit…
ISEF · 2026
Plant Sciences
The conservation of biodiversity in forests is a major challenge globally. Efficient methods for identifying high biodiversity forests are needed to preserve threatened species. This study e…
ISEF · 2026
Plant Sciences
Modern agriculture faces two challenges: managing agro-industrial waste and reducing reliance on synthetic agrochemicals. The integration of materials science and agricultural biotechnology…
ISEF · 2026
Plant Sciences
Abiotic stresses reduce global crop yields by up to 70%, threatening global food security. While stress-responsive pathways are well studied, the role of deubiquitination in plant developmen…
ISEF · 2026
Plant Sciences Fourth Award
Global warming has led to a significant escalation of the rate of coral bleaching, with 90% of reefs projected to experience bleaching annually by 2050. Coral bleaching often occurs when mar…
CSEF · 2026
Plant Biology (Junior Division)
The original question for my project was; which soil type (Rocky/gravelly. sandy, Clay, potting soil, or silty soil (fill dirt)) will allow a plant to best exhibit gravitropism? Through my r…
CSEF · 2026
Plant Biology (Senior Division)
Many vegetables contain natural pigments like anthocyanins, that contribute to their color and nutritional value. This project investigated the effect of varying temperatures on the rate of…
CSEF · 2026
Plant Biology (Junior Division) Fourth Award
When a potato I planted in the courtyard planter grew into a tiny, greenish potato, I wondered if the potatoes' growth was impacted by the courtyard's dense soil. This led me to my investiga…
ISEF · 2026
Plant Sciences Third Award
Harmful agricultural practices have degraded topsoil and reduced organic matter, leaving farmers reliant on costly and damaging soil amendments. This threatens the ability to produce food fo…
CSEF · 2026
Plant Biology (Junior Division) Honorable_mention Award
Objective/Problem Statement: The purpose of this project is to understand how stressing a tomato plant affects fruit production. Will stress-induced monocarpic senescence cause the plant to…
CSEF · 2026
Plant Biology (Senior Division)
Modern agriculture faces increasing environmental stress, including drought, pests, and soil degradation. Crops are often treated as independent organisms, yet recent research suggests under…
CSEF · 2026
Plant Biology (Junior Division) Third Award
Aphids are small insects that negatively impact varieties of plants and cause complications to a plant’s health such as stunting plant growth and causing discoloration. Aphids carry and tran…
ISEF · 2026
Plant Sciences
As Ambrosia artemisiifolia, an invasive weed species, expands its global presence, it generates significant yield losses of up to 50% in Zea mays L., destabilizing economies and altering soi…
ISEF · 2026
Plant Sciences
Gymnopodium floribundum (Dzidzilché) is a tree species of strategic importance for apiculture in the Yucatán Peninsula, a region that produces 35% of Mexico’s national honey output. Despite…
ISEF · 2026
Plant Sciences
Fusarium species are plant pathogens that reduce crop yields and contaminate food with harmful mycotoxins. Because long-term reliance on chemical fungicides can lead to resistance and enviro…
ISEF · 2026
Plant Sciences
Carnegiea gigantea (Saguaro cactus) plays a significant role both ecologically and culturally in the Sonoran Desert region of Arizona. However, this magnificent and unique cactus species fac…
ISEF · 2026
Plant Sciences
Pollution and dust accumulation are a growing global concern. Researchers are using several engineering and biological methods to mitigate and combat dust pollution. However, the methods nee…
ISEF · 2026
Plant Sciences Second Award
Whether plants—which lack a nervous system—can exhibit "intelligent" behaviors such as learning and stimulus discrimination remains a fundamental question in biology. I addressed this questi…
CSEF · 2026
Plant Biology (Senior Division)
Plants and humans have both evolved to have similar innate immune systems, with almost identical receptors for identifying pathogens and many similar response pathways. This proposes the que…
ISEF · 2026
Plant Sciences
Plant callus cells are undifferentiated, disorganized, proliferating cells that can form on plant tissues in response to wounding in vivo or phytohormone-induced stimuli in vitro, and are us…
CSEF · 2026
Plant Biology (Junior Division)
Venus Flytraps (Dionaea muscipula) are carnivorous plants native to nitrogen-poor wetlands. Scientists believe the nitrogen deficiency was the driving factor for evolution of pretty capture.…
ISEF · 2026
Plant Sciences
Climate change is triggering soil salinization, which limits crop production, mainly in island communities such as American Samoa. Seed priming is a proven method to boost germination under…
CSEF · 2026
Plant Biology (Junior Division)
Optimal Plants for Water Purification Juliette Cantu and Marilu Cisneros Pioneer School Delano Union School District Abstract Have you ever wondered if plants could do more than just clean t…
CSEF · 2026
Plant Biology (Junior Division)
Microplastics (MPs) are pervasive environmental pollutants that can accumulate in living organisms. Their levels in agricultural soils are expected to increase exponentially, but the impacts…
ISEF · 2026
Plant Sciences
Coastal wetland restoration is increasingly challenged by climate-driven salinity shifts that impose physiological constraints on vulnerable plant populations. This study evaluated how natur…
ISEF · 2026
Plant Sciences
Phytochrome B (phyB) is a plant photoreceptor that forms nuclear photobodies involved in temperature sensing. While photobody size has been studied, the mechanism controlling photobody numbe…
CSEF · 2026
Plant Biology (Senior Division)
Plants sense and respond to ambient temperature in part through phytochrome B (phyB), a photoreceptor that forms nuclear photobodies (PBs) whose number decreases as temperature increases. Wh…