Good & Bad Cucumber Companion Plants

You want to grow cucumbers at home and want to know what plants to grow with cucumbers?

Great! Stick with me since I will show you the best and worst cucumber companion plants in the following chapters.

Why do I need Companion Plants to grow Cucumbers?

While you don’t necessarily need to grow cucumbers with other plants, you would still miss out on many benefits that come along with proper companion planting.

For instance, good companion plants loosen the soil, keep it moist, attract pollinators, provide shade and deter pests from your cucumbers.

In turn, the overall growth behavior as well as the yield of your cucumbers will be higher on average.

However, please note that not all plants will have those beneficial effects on cucumbers.

In fact, there are also some plants that you should never grow with cucumbers.

Prepare the soil!

Hence, make sure to check out the following tables to figure out all the plants you should grow with cucumbers and also to get to know the plants you should not grow with cucumbers and also why this is the case.

Good Cucumber Companion Plants

Companion PlantWhy is it good?
RadishLoosens the soil.
OnionsKeep away pests.
GarlicDeters pests.
BeansFix nitrogen in the soil.
PeasFix nitrogen in the soil.
ShallotsKeep away pests.
Brassicas (Kale, Cabbage, Sprouts, etc.)Improve soil conditions.
DillDeters pests and attracts pollinators.
ParsleyDeters pests.
BasilDeters pests and attracts pollinators.
MintDeters pests and improves the flavor of cucumbers.
OreganoKeeps away harmful insects.
LettuceGood ground cover.
SpinachGood ground cover.
CeleryMakes your cucumber growth project more efficient.
TomatoesMake your cucumber growth project more efficient.
KohlrabiMake your cucumber growth project more efficient.

Bad Cucumber Companion Plants

Companion PlantWhy is it bad?
CornTakes away too much sun.
PotatoesTake away too many nutrients from cucumbers.
SunflowersTake away too much sun.
SageSlows down growth of cucumbers.
FennelSlows down growth of cucumbers.
PumpkinsHeavy feeders that take away too many nutrients from the soil.
MelonsHeavy feeders that take away too many nutrients from the soil.

Best & Worst Cucumber Companion Plants – Summary List

Best Companion PlantsWorst Companion Plants
SpinachPotatoes
LettuceSunflower
TomatoesCorn
BeansMelon
PeasPumpkin
OnionsFennel
ShallotsSage
Garlic
Mint
Oregano
Parsley
Kohlrabi
Celery
Basil
Dill
Brassicas
Radishes

What should you grow with Cucumbers?

You should grow cucumbers with beans, peas, radish, brassicas, dill, mint, basil, parsley, oregano, celery, kohlrabi, tomatoes, onions, garlic, shallots, spinach and lettuce.

You should not grow cucumbers with corn, pumpkin, melon, sunflower, potatoes, sage and fennel.

If you want to know more about growing cucumbers in general, make sure to also check out my grower’s guide on how to grow cucumbers from seed to harvest.

About the Author

My name is Andreas and I’m really passionate about our environment and also about growing plants. In fact, I have grown several different plants over many years. I love to see my plants grow and also always try new things to improve my overall conditions at home.

In my blog posts, I want to share my experiences with you so that you can become successful in growing various different plants and improving your home as well, even though you might still be a beginner right now.

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