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What's Wetland Allelopathy?
Students study plants and what they need to thrive and survive. They make plant extracts from chosen wetland plants and test their allelopathic effects on the germination rate, radicle growth, and hypocotyl growth of test seeds of other...
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Aliens Among Us
Students identify plants growing in the school yard and choose one for further investigation. They investigate the plant's biotic potential and environmental resistance. They predict what would happen should they introduce an exotic...
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Growing Garden Companions.
Students understand that some plants grow better with other plants. In this companion planting lesson, students observe the "three sisters" growing system used by the Native Americans. Students understand that small gardens grow better...
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Organic Matter
Written for an agriculture curriculum, this presentation on organic matter is also informative for gardening or horticulture classes. It details the chemical makeup, affecting factors, functions, maintenance, and composting to create a...
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Soil pH & Plants
Students investigate the pH of the soil in which different plants grow. They design and carry out an experiment to determine the factors that affect the growth of a population of plants, identifying and controlling major variables...
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Compost and Composting Experiments
Students investigate the composting process through a variety of experiments. In this ecology instructional activity, students discuss the benefits of composting. They examine how compost affect plant growth.
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Identify Plant Nutrient Requirements
High schoolers are given standard elemental nutrients, identify plant nutrient requirements based on criteria outlined in assessment instructment. They, are given standard elemental nutrients, provide all means and chemical symbols of...
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Look at Those Seeds Grow!
Students explore plant science by participating in a botany activity. In this seed growth lesson, students identify the necessary elements to ensure a plant grows well and prepare seeds for planting. Students plant their soaked seeds in...
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Let's Start Growing
Students investigate how a tree grows from a seed. In this plant biology lesson, students use potting soil, tree seeds, and a paper cup to observe seeds growing into plants. Students record observations in their science journals.
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Designing a Germination Experiment
Students explore botany by participating in a seed experiment. In this plant nutrition instructional activity, students define several science experiment vocabulary terms like observation, treatment, and replicate. Students utilize...
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Investigation 6 - Soil Profile
Fourth graders study the components of soil. They observe the basic components of soil and relate the components to plant growth. They record color, texture, and kinds of materials on their profile log (light color, denser, grittier -...
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Observing the Growth Spurt
Students notice a growth spurt in their Brassica plants and closely monitor this growth by measuring their plants and predicting the next day's growth based on the pattern of their data. They also read and highlight the objectives in...
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How Does Your Garden Grow?
Young gardners read and listen to books about seeds, plants, and the growing process. They plant seeds in plastic cups to observe the process of root-growing and plant formation. The whole class walks through a field to collect seeds...
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CULTURING PLANTS FROM EMBRYONIC PLANT TISSUE
Students use this laboratory exercise as a growth medium that contains the macronutrient and micronutrient needs of plants. They observe the effects of different hormones on tissue cultures and must use variations of the basic growth...
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Seed Germination on Gelatin
Students examine how seeds germinate in a culture. In this germination lesson students germinate seeds in gelatin and observe the growth of the plant.
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What Do Plants Need?
Students experiment with plants. In this plant lesson, students research the needs of plants. Students determine if all plants have the same requirements for growth. In small groups, students experiment with different plants.
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I Need Some Help Here!
First graders describe what help seeds need to grow, including light, water, good soil, and warmth, observe and discuss what happens when seeds do not have help, and state similarities and differences among seed growth.
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Hydroponics
Students examine how to grow plants using a hydroponic system. In this hydroponics instructional activity students identify the advantages and disadvantages of growing plants hydrologically.
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COMPARE SOILS BY GROWING PLANTS
The student will identify the difference in the rate of plant growth in three soils that vary in organic matter.1. Obtain three to four flowerpots, different types of soil, a record chart, three to five beans for each pot, and water....
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Chemistry And The Nitrogen Cycle
Learners investigate the factors that compose the nitrogen cycle. The harmful effects of acid rain and ozone depletion are also discussed in the lesson. Students define the nutrient that is often limiting to plant growth through...
It's About Time
Competition Among Organisms
Who knew plants could be so competitive? Join your class as they observe plants competing for space and nutrients. Middle and high schoolers describe possible effects of introducing a new species into an already established ecosystem,...
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Soil In The Amazon
Students grow plants in soil representing that found in the Amazon basin. They compare results to plants growing in fertile soil and soil fertilized with leaf compost. Students chart, average and graph plant growth by height.
Students...
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Investigation 7 - Plants In Soil
Fourth graders explain how the components of soil effect plant growth. They brainstorm different kinds of materials that plants could use for structural support. They design an experiment to show that plants can grow without soil.
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Flowers, Pods, and Seeds
Young scholars gain an understanding of living organisms. the complete a plant growth data log to chart plant growth and to make observations, predictions, and personal reflections.