10 Best (and 5 Worst) Companion Plants for Kidney Beans

In my garden, it’s not just about planting seeds—it’s about creating a community of plants that support each other. I rely on companion planting to make sure everyone thrives together.

Selecting the best Kidney Beans companion plants is key to a productive garden. Knowing what to plant next to Kidney Beans and what to plant between Kidney Beans can protect your crops from pests and diseases. Consider plants that protect Kidney Beans to maintain a healthy and thriving garden.

What is Companion Planting?

Best Companion Plants For Kidney Beans

I can’t wait to show you how companion planting can make a real difference in your garden. I’ll help you understand which plants work best together so you can see your garden thrive like never before.

1. Corn

   I’ve found that planting Kidney Beans alongside Corn has been a great companion planting strategy. The Kidney Beans help to fix nitrogen in the soil, which benefits the Corn by providing it with a nutrient boost. Additionally, the tall Corn stalks provide shade for the Kidney Beans, helping to keep them cool and protected from excessive sunlight. Overall, I’ve had great success with this combination in my garden.

2. Squash

   Over the years, I have found that planting kidney beans with squash has been a really good move. I have noticed that kidney beans help to improve the soil quality by fixing nitrogen, which in turn provides essential nutrients for the squash. Additionally, the sprawling nature of the squash vines helps to provide shade and protection for the delicate kidney bean plants. Lastly, I have observed that the kidney beans act as a natural weed suppressor, reducing competition for resources and allowing the squash to thrive.

3. Cucumber

   I first learned about the benefits of planting kidney beans alongside cucumbers from an old farmer. I have found that kidney beans help support the growth of cucumbers by fixing nitrogen in the soil, providing essential nutrients for the cucumber plants. In my experience, this companion planting combination has resulted in healthier and more productive cucumber plants.

4. Potatoes

   Over time, I figured out through trial and error that planting kidney beans alongside potatoes was a great idea. I noticed that the kidney beans helped to naturally fix nitrogen in the soil, which benefited the potatoes and improved their overall growth. Additionally, the sprawling nature of the kidney bean plants provided shade and acted as a living mulch, helping to suppress weeds and conserve moisture for the potatoes. Lastly, the dense foliage of the kidney beans acted as a natural barrier, deterring pests that would otherwise harm the potato plants.

5. Carrots

   This is a pretty common pairing! I’ve found that planting kidney beans near carrots has been a great companion for my carrot plants. The kidney beans help to fix nitrogen in the soil, which provides a nutrient boost for the carrots. Plus, the tall and bushy kidney bean plants provide some shade for the carrots, helping to keep them cool during hot summer days. Overall, this combination has worked wonders for my carrot harvest!

6. Celery

   This one comes from the book “Carrots love Tomatoes.” I’ve found that planting kidney beans alongside celery has been a great companion for my celery plants. The kidney beans help to fix nitrogen in the soil, which provides a nutrient boost for the celery. Plus, the tall and bushy nature of the kidney bean plants provides some shade and protection for the delicate celery stalks.

7. Beets

   This was a tip from a reader: Kidney beans are a great companion plant for beets. I have personally found that planting kidney beans near my beets helps to improve their growth and overall health. The beans provide shade and help to retain moisture in the soil, which is beneficial for the beets. Additionally, the beans fix nitrogen in the soil, which is a nutrient that beets thrive on.

8. Marigolds

   I’ve found that planting marigolds close to kidney beans helps to repel harmful insects and pests that can damage the beans. In my experience, the marigolds also attract beneficial insects like ladybugs and bees, which can help with pollination.

9. Nasturtiums

   Another tip is to plant Nasturtiums alongside Kidney Beans. I have found that Nasturtiums help deter pests that can harm Kidney Beans, such as aphids and whiteflies. Additionally, Nasturtiums attract beneficial insects like ladybugs, which can help to control any pest problems that do arise. Lastly, Nasturtiums provide ground cover, which helps to suppress weeds and conserve moisture for the Kidney Beans.

10. Radishes

    I’ve found that planting kidney beans alongside radishes improves soil quality by fixing nitrogen in the soil. This means that the radishes will have access to more nutrients and grow stronger. Additionally, the radishes help deter pests that may be attracted to the beans, creating a natural pest control system. Finally, the beans provide shade for the radishes, helping to keep them cool and preventing them from bolting too quickly.

What Not To Plant With Kidney Beans

Just like there are plants that play well together, there are others that don’t get along. Here are some plants that you’re going to want to avoid putting in close proximity to each other. Most of these aren’t the end of the world if it happens, we only have so much garden space after all, but where it makes sense, keep these in mind.

1. Alliums

   I learned this the hard way: planting Kidney Beans near Alliums can negatively impact their growth. The strong scent of the Alliums can deter pests that would otherwise harm the Kidney Beans, but it can also inhibit the growth of the Alliums themselves.

2. Beets

   This one came from my neighbor, who found that planting Kidney Beans near Beets can negatively impact their growth. Kidney Beans tend to compete for nutrients and water, causing the Beets to grow slower and produce smaller yields.

3. Fennel

   This also came from Carrots Love Tomatoes. Kidney Beans negatively impact Fennel because they release chemicals that inhibit the growth of fennel plants.

4. Garlic

   Another one I’ve heard around is that garlic negatively impacts kidney beans by inhibiting their growth and development. This is because garlic releases chemicals that can stunt the growth of nearby plants, including kidney beans.

5. Onions

   I’ve heard mixed things about this, but onions can negatively impact kidney beans by inhibiting their growth and development. They release chemicals that can stunt kidney bean growth.

What Should You Plant Near Kidney Beans

In addition to the list below, there are some common plants you likely already have in your garden that I thought you might want to know. These veggies make up much of my garden, so here is what you need to know about companion planting them with Kidney Beans.

Lettuce and Kidney Beans Companion Planting

Kidney beans are not a good companion plant for lettuce in a vegetable garden. They have a tendency to compete for nutrients and water, which can hinder the growth of lettuce. It’s best to avoid planting them together to ensure the health and productivity of your lettuce crop.

Carrots and Kidney Beans Companion Planting

Kidney beans are a good companion plant for carrots. The kidney beans help to fix nitrogen in the soil, which provides a nutrient boost for the carrots.

Tomatoes and Kidney Beans Companion Planting

Kidney beans are not a good companion plant for tomatoes in a vegetable garden. They belong to the same family as tomatoes, which means they compete for similar nutrients and can attract the same pests and diseases. It’s best to avoid planting them together to ensure the health and productivity of your tomato plants.

Cucumbers and Kidney Beans Companion Planting

Kidney beans are a good companion plant for cucumbers in a vegetable garden. Kidney beans help support the growth of cucumbers by fixing nitrogen in the soil, providing essential nutrients for the cucumber plants.

Zucchini and Kidney Beans Companion Planting

Kidney beans are not a good companion plant for zucchini in a vegetable garden. They both have different soil and water requirements, which can lead to competition for resources. Additionally, kidney beans can release chemicals that inhibit the growth of other plants, including zucchini.

Peppers and Kidney Beans Companion Planting

Kidney beans are not a good companion plant for peppers in a vegetable garden. They belong to the same family as peppers, which means they have similar nutrient requirements and can compete for resources. This can result in stunted growth and reduced yields for both plants.

Peas and Kidney Beans Companion Planting

Kidney beans are a good companion plant for peas in a vegetable garden. They are nitrogen-fixing plants that can help improve the soil quality for the peas. Additionally, the beans can provide shade for the peas during hot summer months.

Radishes and Kidney Beans Companion Planting

Kidney beans are a good companion plant for radishes in a vegetable garden. Planting kidney beans alongside radishes improves soil quality by fixing nitrogen in the soil. This means that the radishes will have access to more nutrients and grow stronger.

Squash and Kidney Beans Companion Planting

Kidney beans are a good companion plant for summer squash in a vegetable garden. They help improve the soil quality by fixing nitrogen, which in turn provides essential nutrients for the squash. Additionally, the sprawling nature of the squash vines helps to provide shade and protection for the delicate kidney bean plants.

Onions and Kidney Beans Companion Planting

Kidney beans are not a good companion plant for onions in a vegetable garden. They belong to the same family as onions, which means they compete for similar nutrients in the soil. This can result in stunted growth and reduced yields for both plants.

Tips For Companion Planting With Kidney Beans

Your Turn!

• What have you learned about companion planting for Kidney Beans?