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You can grow a surprising number of plants with celery, and the best companions are those that thrive in the same moist, nutrient-rich soil.
Celery is a heavy feeder that loves water, so the plants you grow with celery need to share those same preferences to avoid competition.
If you’ve been wondering what can you grow with celery, the answer includes vegetables like tomatoes, beans, and leeks, plus herbs like dill and mint.
In this post, we’ll explore the best celery companion plants, what you can grow with celery in containers, and which plants you should keep far away from your celery patch.
Let’s dig in.
What Can You Grow With Celery: The Best Companion Plants
What you can grow with celery depends on matching its needs for constant moisture and rich soil.
Here are the top companions that flourish alongside celery.
1. Tomatoes
Tomatoes are one of the best answers to what can you grow with celery because they share a love for compost-rich, consistently damp soil.
Celery grows low to the ground while tomatoes stretch upward, so they don’t compete for space or sunlight.
The celery’s strong scent can even help repel whiteflies and other pests that bother tomato plants.
Just give both plenty of water and a layer of mulch to keep the soil evenly moist.
2. Bush Beans and Pole Beans
Beans are another excellent choice when you’re deciding what can you grow with celery.
Legumes fix nitrogen in the soil, and celery is a hungry plant that benefits from that natural boost.
The beans grow above while celery stays compact below, making them ideal bedmates.
Plant bush beans for a tidy row or pole beans on a trellis behind your celery.
3. Leeks and Onions
If you’re asking what can you grow with celery in a cool-season garden, leeks and onions are perfect partners.
All three belong to the same family and enjoy the same mild temperatures and steady moisture.
Growing them together creates a dense, aromatic patch that naturally discourages aphids and carrot flies.
Just space them well so air can circulate and prevent fungal issues.
4. Spinach and Leafy Greens
Spinach, lettuce, and other leafy greens are great when you consider what can you grow with celery in partial shade.
These greens appreciate the cooler, shaded soil that celery’s canopy provides.
They also mature quickly, so you can harvest them before the celery fully fills out.
This makes a productive, space-saving combo for any small garden.
5. Dill, Mint, and Other Herbs
Herbs are a smart answer to what can you grow with celery if you want to boost flavor and pest control.
Dill attracts beneficial insects like ladybugs and parasitic wasps that prey on celery pests.
Mint spreads aggressively, so keep it in a pot sunk into the soil to contain the roots.
Other good herb companions include cilantro, thyme, and chamomile.
What Can You Grow With Celery in Containers
What you can grow with celery in pots is a bit more limited, but still very doable.
Celery has shallow roots, so it pairs well with other shallow-rooted, water-loving plants.
Here are the best container companions.
1. Radishes
Radishes are a fantastic choice when you’re figuring out what can you grow with celery in a container.
They grow fast and stay small, maturing in just a few weeks before the celery needs the space.
Their quick harvest means they won’t compete for nutrients for long.
Sow radish seeds between celery stalks for a continuous mini-harvest.
2. Green Onions
Green onions are another great match for what can you grow with celery in pots.
They have shallow roots and love the same damp soil.
You can snip the green tops as needed, and they’ll keep regrowing.
This makes them a low-maintenance, high-reward companion.
3. Marigolds
Marigolds are a colorful answer to what can you grow with celery when you want pest protection.
Their strong scent repels nematodes and aphids that can harm celery.
They also add a cheerful pop of orange or yellow to your container.
Just make sure the pot is deep enough for both plants’ roots.
What You Should Not Grow With Celery
Just as important as what can you grow with celery is knowing what to avoid.
Some plants compete too aggressively or attract the same pests.
1. Carrots and Parsnips
Carrots and parsnips are poor companions for celery because they compete for the same nutrients and moisture.
They also attract carrot flies, which can damage celery too.
Keep them in separate beds for healthier crops.
2. Corn and Sunflowers
Corn and sunflowers grow tall and cast heavy shade that celery dislikes.
They also suck up huge amounts of water, leaving celery thirsty.
Avoid planting them near your celery patch.
3. Potatoes and Cabbage
Potatoes and cabbage are heavy feeders that will outcompete celery for food.
They also prefer different soil moisture levels.
Give them their own space to thrive.
So, What Can You Grow With Celery?
What you can grow with celery includes tomatoes, beans, leeks, spinach, dill, radishes, green onions, and marigolds.
These companions share celery’s love for moisture and rich soil while helping to repel pests and use garden space wisely.
Avoid carrots, corn, potatoes, and cabbage, which compete too hard for water and nutrients.
With the right pairings, you can grow a thriving, productive celery bed that gives you a bigger harvest from the same patch.
Happy planting.