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Definitions
100

This fragrant herb is often planted with tomatoes to improve flavor and help repel pests.

What is basil?

100

This pungent bulb plant helps repel aphids, spider mites, and even deer when planted near roses and vegetables.

What is garlic?

100

These two crops should not be planted together because onions can stunt the growth of this sweet root vegetable.

What are onions and carrots?

100

These legumes improve soil by fixing nitrogen, benefiting nearby heavy feeders like corn and squash.

What are beans?

100

This term describes plants that are pollinated naturally by wind, insects, or birds and produce seeds that grow true to type when saved.

What is "open-pollinated"? 

200

This leafy green grows well with radishes because it shades the soil, helping retain moisture and reduce bolting.

What is lettuce?

200

This popular garden flower attracts ladybugs and lacewings, which feast on aphids.

What is dill?

200

Keep these two garden staples apart—beans don’t thrive when planted near this pungent bulb.

What are beans and garlic?

200

This fast-growing plant is often used as a “living mulch” to shade soil, retain moisture, and suppress weeds.

What is clover?

200

This type of seed is passed down through generations, valued for its history, flavor, and ability to be saved and replanted year after year.

What is Heirloom?

300

This classic trio—corn, beans, and this plant—work together as beans fix nitrogen and corn provides structure.

What is squash? (The Three Sisters)

300

Plant this herb near cabbage family crops to help deter cabbage moths and worms.

What is thyme?

300

This popular garden vegetable releases compounds that can inhibit the growth of nearby plants like beans and tomatoes.

What is fennel?

300

This deep-rooted vegetable helps break up compacted soil, making it easier for shallow-rooted plants to thrive.

What is daikon radish?

300

This type of tomato plant grows to a set height, produces all its fruit at once, and then stops growing—making it ideal for canning.

What is Determinate Tomato? An example is "Roma" or "Celebrity" 

400

Planting this bright orange flower near vegetables can help deter aphids and attract beneficial insects.

What are marigolds?

400

These fast-growing plants are often used as a trap crop to lure aphids away from more valuable vegetables.

What are nasturtiums?

400

These two heavy feeders compete for nutrients and space, making them poor companions in small garden beds.

What are corn and tomatoes?

400

Planting this low-growing herb around vegetables helps cover bare soil and reduce water loss.

What is thyme?

400

This type of tomato plant continues to grow and produce fruit throughout the season, often requiring staking or trellising.

What is Indeterminate Tomato? An example is "Brandywine" or most Cherry tomatoes

500

This leafy green benefits from being planted near strawberries because it helps maximize garden space and reduce weed pressure.

What is spinach?

500

This tall, bright flower attracts beneficial insects like parasitic wasps that help control tomato hornworms and other garden pests.

What are sunflowers?

500

Avoid planting this cool-season crop near strawberries, as it can attract pests that also damage the berries.

What is cabbage?

500

This bright yellow flower is known for phytoremediation, helping pull toxins like heavy metals from the soil.

What are sunflowers?

500

This plant life cycle takes two years to complete, typically producing leaves the first year and flowers and seeds the second.

What is Biennial?