Companion Planting Guide
Which plants grow well together and which to keep apart
What is Companion Planting?
Companion planting is growing certain plants near each other for mutual benefit. Some combinations repel pests, improve soil nitrogen, provide beneficial shade, or attract pollinators. The "Three Sisters" (corn, beans, squash) is the most famous example.
Tomato
Good Companions:
BasilCarrotMarigoldParsleySpinach
Bad Companions:
FennelCabbageCorn
Basil
Good Companions:
TomatoPepperOreganoMarigold
Bad Companions:
SageRue
Pepper
Good Companions:
BasilCarrotOnionTomato
Bad Companions:
FennelKohlrabi
Carrot
Good Companions:
LettuceOnionPeaRosemaryTomato
Bad Companions:
DillParsnip
Cucumber
Good Companions:
BeansCornPeaSunflowerRadish
Bad Companions:
PotatoSageMint
Lettuce
Good Companions:
CarrotRadishStrawberryChive
Bad Companions:
CeleryParsley
Corn
Good Companions:
BeansCucumberPumpkinSquash
Bad Companions:
TomatoCelery
Bean
Good Companions:
CornCucumberPotatoCarrot
Bad Companions:
OnionGarlicFennel
Strawberry
Good Companions:
LettuceSpinachBorageThyme
Bad Companions:
CabbageBroccoli
Rose
Good Companions:
GarlicChiveLavenderMarigold
Bad Companions:
Boxwood
Squash
Good Companions:
CornBeanNasturtiumMarigold
Bad Companions:
Potato
Garlic
Good Companions:
RoseTomatoPepperBeet
Bad Companions:
BeanPeaAsparagus