science

List of companion plants

List of companion plants is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand List of companion plants rather than just read about it. In short: This is a list of companion plants, traditionally planted together. Many more are in the list of beneficial weeds.

Key takeaways

List of companion plants belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect List of companion plants to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of List of companion plants from memory before moving on to harder problems.

Reference excerpt

This is a list of companion plants, traditionally planted together. Many more are in the list of beneficial weeds. Companion planting is thought by its practitioners to assist in the growth of one or both plants involved in the association. Possible mechanisms include attracting beneficial insects, repelling pests, or providing nutrients such as by fixing nitrogen, shade, or support. Companion plantings can be part of a biological pest control program. A large number of companion plant associations have been proposed; only a few of these have been subjected to scientific testing. Thus where a table column for example states "Helps" or "Helped by", this is to be read as meaning that traditional companion planting involves putting the named plants in that column into an association with the plant named at the left of the row, with the intention of causing the one plant to help or be helped by the other. Mechanisms that have been scientifically verified include using strongly aromatic plants to deter pests; using companions to hide crops from pests; providing plants as nurseries for beneficial insects including predators and parasitoids; trap cropping; and allelopathy, where a plant inhibits the growth of other species.

For vegetables

For fruit

For herbs

For flowers

Other

See also Push–pull agricultural pest management Sustainable agriculture Sustainable landscaping Sustainable gardening

References

Further reading Cunningham, Sally Jean. Great Garden Companions: A companion planting system for a beautiful, chemical-free vegetable garden. 1998. ISBN 0-87596-847-3 Hylton, W. The Rodale Herb Book, Eighth Printing. Rodale Press. 1974. ISBN 0-87857-076-4

External links Bohnsack, U. Companion Planting Guide. Companion plants by Professor Stuart B. Hill Department of Entomology Macdonald College Cass County Extension Companion Planting List Companion Planting Infographic

Worked examples

Example 1 — a first encounter with List of companion plants

Start with the simplest possible case. Write down what List of companion plants claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to List of companion plants before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about List of companion plants ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of List of companion plants

In research: List of companion plants appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses List of companion plants in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: List of companion plants is common in secondary-school and first-year university syllabi. It links to neighbouring topics Garden plants, Gardening lists, Lists of plants, so understanding it makes those chapters shorter.
In everyday life: Look for List of companion plants outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study List of companion plants in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what List of companion plants means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain List of companion plants out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is List of companion plants in simple terms?

This is a list of companion plants, traditionally planted together. Many more are in the list of beneficial weeds.

Why does List of companion plants matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study List of companion plants?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on List of companion plants.