Good & Bad Radish Companion Plants

You want to grow radish on your balcony or in your garden and want to know what plants to grow with radish? Good news!

I show you the best and worst radish companion plants in the following chapters so that you can better decide what you want to grow with radish and what plants you should avoid at all costs.

Why do I need Companion Plants for growing Radishes?

While it is possible to grow radish alone, there are still many benefits to growing it with the right companion plants.

Good companion plants can improve the yields and the overall growth behavior of radish since they can deter pests, attract pollinators, provide shade, improve soil conditions and also enhance the flavor of your radishes.

Yet, while good companion plants can have those beneficial effects on your radish, bad companion plants can have the opposite effect.

Consequently, make sure to have a look at the following tables to figure out all the good and bad radish companion plants and also why those plants are beneficial or harmful to your radishes.

Good Radish Companion Plants

Companion PlantWhy is it good?
CucumbersProvide shade.
SpinachGood ground cover to keep the soil moist.
LettuceGood ground cover.
PeasImprove soil conditions.
MintRepels pests and improves the flavor of radish.
ParsnipsAttracts beneficial insects.
BeansProvide shade.
ChervilKeeps away aphids and other pests.
DillAttracts beneficial insects.
OreganoDeters pests
PetuniasAttract pollinators.
NasturtiumsAttract pollinators.
MarigoldsAttract pollinators.
PeppersKeep away pests.
TomatoesImprove soil conditions.
OnionsKeep away pests.
GarlicDeters pests.
ShallotsKeep away pests.
Brassicas (Kale, Cabbage, Broccoli, etc.)Improve soil conditions.

Bad Radish Companion Plants

Companion PlantWhy is it bad?
MelonsTake away too much sunlight.
PumpkinTakes away too much sunlight.
CornTakes away too much sunlight.
SunflowersTake away too much sunlight.
HyssopCan inhibit the growth of radish.
PotatoesFeed on similar nutrients.
KohlrabiFeeds on similar nutrients.
TurnipsSlow down the growth of radishes.

Best & Worst Radish Companion Plants – Summary List

Best Companion PlantsWorst Companion Plants
TomatoesKohlrabi
GarlicTurnips
OnionsHyssop
BrassicasCorn
ShallotsPumpkin
PeppersMelon
MarigoldPotatoes
NasturtiumSunflowers
Petunia
Chervil
Beans
Dill
Oregano
Mint
Peas
Parsnips
Cucumbers
Spinach
Lettuce

What should you plant with Radishes?

You should plant radish with cucumbers, tomatoes, lettuce, spinach, parsnips, peas, beans, dill, mint, oregano, chervil, peppers, onions, shallots, garlic, nasturtiums, marigolds, petunias and brassicas.

Prepare the soil!

Never grow radish with pumpkin, melon, sunflowers, hyssop, kohlrabi, turnips, potatoes or corn.

If you want to learn more about growing radish in general, make sure to also have a look at my grower’s guide on how to grow radish from seed to harvest step-by-step.

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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