Good & Bad Cauliflower Companion Plants

You want to grow cauliflower at home but are not sure what to plant with your cauliflowers?

Great! This article is exactly for you since I show you the best and worst cauliflower companion plants in the following.

Why do I need Companion Plants for growing Cauliflowers?

While there is no urgent need to grow cauliflowers with companion plants, you will still miss out on many advantages of companion planting if you just grow cauliflowers alone.

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

However, don’t get the idea that all plants have those beneficial effects on your cauliflowers.

There are also some plants that you should never grow with cauliflowers.

Hence, have a look at the following tables to figure out what plants to grow with cauliflowers and what plants you should avoid at all costs and why.

Prepare the soil!

Good Cauliflower Companion Plants

Companion PlantWhy is it good?
OnionsDeter pests.
ShallotsKeep away pests and loosen the soil.
GarlicKeeps away pests.
BeansProvide shade.
CeleryAttracts beneficial insects.
BroccoliGood ground cover.
Brussels SproutsDeter pests.
Mustard GreensKeeps away pests.
KaleDeters pests.
CabbageKeeps away pests.
SpinachGood ground cover.
ChardImproves the efficiency of your growing project.
RadishesLoosen the soil.
CucumbersProvide shade.
SageAttracts pollinators.
ThymeDeters pests and attracts pollinators.
MintImproves the flavor of cauliflowers.

Bad Cauliflower Companion Plants

Companion PlantWhy is it bad?
StrawberriesAttract pests and snails.
TomatoesTake away nutrients from your cauliflowers.
CornTakes away too much sunlight.
PeasInhibit the growth of your cauliflowers.
PumpkinsTake away too much sunlight.
MelonsTake away too much sunlight.

Best & Worst Cauliflower Companion Plants – Summary List

Best Companion PlantsWorst Companion Plants
SageTomatoes
MintStrawberries
ThymeCorn
Swiss ChardMelons
CucumberPumpkins
RadishPeas
Spinach
Kale
Cabbage
Mustard
Broccoli
Brussels Sprouts
Beans
Onions
Shallots
Garlic
Celery

What should you plant with Cauliflowers?

You should plant cauliflower with garlic, shallots, onions, celery, beans, broccoli, cabbage, sprouts, kale, mustard, radish, spinach, chard, thyme, cucumbers, sage and mint.

Never grow cauliflowers with corn, pumpkins, melons, strawberries, tomatoes and peas.

Now that you know all the good and bad cauliflower companion plants, you should also check out my grower’s guide on how to grow cauliflower 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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