Radish Companion Plants: What Plants to Grow With Radish?

This post contains affiliate links. If you click and buy we may make a commission, at no additional charge to you. Please see our disclosure policy for more details.

It’s time to think about radish companion planting if you’re seeking a way to advance your gardening abilities. Radishes are a great addition to any garden since they provide a quick and easy way to get fresh, crisp vegetables. Radishes can, however, contract pests and illnesses that can stunt their growth and reduce their yield, just like any other plant. Companion planting can be useful.

You can enhance the health of your soil, ward off pests, and increase your output by growing specific plants in addition to your radishes. In this piece, we’ll examine the most recent research on radish companion plants and how it might improve your gardening skills.

What Are Radish Companion Plants?

What Are Radish Companion Plants?

Growing various plants together to foster cooperation is referred to as companion planting in traditional farming. Companion plants for radishes are those that are grown beside them to offer assistance, nutrients, and protection from pests and diseases. The selection of these plants takes into account their ability to enhance soil health, draw beneficial insects, and ward off pests.

Benefits of Radish Companion Plants

When it comes to radishes, companion planting can benefit your garden in a number of ways. Radishes have a reputation for enhancing the quality of the soil, warding off pests, and even promoting the growth and flavor of nearby plants. In this section, we will learn about the many advantages of companion planting with radishes as well as how to use this strategy to increase your crop.

1. Improved Soil Health

Improved Soil Health

Radishes can be cultivated alongside other plants to improve the soil. They can improve drainage and loosen up compacted soil thanks to their small, delicate roots. They decompose, leaving organic material behind that replenishes the soil with minerals and advantageous bacteria. Another plant that can help with radishes’ growth is legumes, which can fix nitrogen in the soil.

2. Increased Yield

Increased Yield

When grown alongside companion plants that give them nutrients and support, radishes can produce more. For instance, planting carrots next to radishes can assist the radishes’ plants to withstand bolting by providing shade for the carrots and reducing weed competition. As radishes supply nitrogen to the beans, growing beans next to them can also enhance the yield of both crops.

3. Pest Control

Pest Control

With the attraction of helpful insects and the repulsion of detrimental ones, companion planting can help lower pest populations. For example, planting radishes with herbs such as basil and mint can deter aphids, a common pest that attacks radishes. Planting flowers like marigolds and calendula will draw helpful insects like ladybirds, lacewings, and parasitic wasps to your garden, where they feed on aphids.

Best Radish Companion Plants

Being a popular vegetable that can be grown in nearly any garden and as a companion plant for many other crops, radishes are a common vegetable. Radishes can thrive with the correct companion plants, which will also enhance the general well-being and output of your garden.

While it seems that radish goes well with almost any plant, we have compiled a list of the plants that work best as companions.

1. Beans


Beans are the first picture on our list of companion plants for radishes. The capacity of beans to fix nitrogen in the soil makes them a prime candidate for planting with radishes. Since beans are legumes, they have the unique ability to transform atmospheric nitrogen into a form that plants can utilize. Because beans have a deep root system, they can help loosen up compacted soil, making it easier for water and nutrients to get to the roots of your radishes. Planting beans alongside radishes can also help reduce weed competition.

2. Marigold


Second, on our list comes marigolds. These cheerful and colorful blooms give your garden a burst of brightness and several benefits for your radish crop. The first benefit you get by planting marigolds alongside radishes is their ability to repel pests. Marigolds not only keep pests away, but they also improve the condition of the soil. These plants’ extensive roots can aid in releasing compacted soil and enhancing drainage. Also, it adds organic manure to the soil as it decomposes.

3. Brassicas


This is an everyday companion for radish. Radish belongs to the same family (Brassicaceae), meaning they both have similar growth requirements. Since they may limit the spread of illness in the soil, brassicas are advantageous to radishes. Brassicas may be more resistant to soil-transmitted diseases like clubroot and black rot because they contain glucosinolates. Brassicas not only help to prevent infection but also improve the condition of the soil. These plants have extensive root systems that might aid in loosening up compacted ground and enhancing drainage.

4. Dill


In addition to providing your yard with a lovely scent, dill has various benefits for your radish crop. The capacity of dill to draw advantageous insects like hoverflies and parasitic wasps is its main advantage when planted next to radishes. Dill also attracts beneficial insects that can help pollinate radishes, such as parasitic wasps and pollinators. You won’t need as many insecticides because your radish crop will be protected.

5. Parsnip


An excellent companion plant for radishes is the root vegetable parsnip, which is related to celery and carrots. Parsnips and radishes have various root levels, which is one of the key advantages of growing them together. Both parsnips and radishes benefit from the deep taproots of parsnips since they can assist in breaking up compacted soil and enhance soil structure. Both have different nutrient requirements as well, where we find that radish is a quick-growing plant whereas parsnips are just the opposite. This can be beneficial in the way that parsnips can help to extract nutrients from deeper in the soil and make them available for radishes.

6. Chervil


Chervil is a delicate, fern-like herb that is often used in French cuisine. Chervil’s capacity to attract helpful insects like hoverflies and lacewings, which benefit plants in general, makes it a prime candidate for planting with radishes. These insects can help protect your radish crop from harm and lessen the need for chemical pesticides since they feed on pests like aphids and mites. It also adds organic matter to the soil when it decomposes.

7. Spinach


Spinach is a leafy green vegetable that is rich in vitamins and minerals. The fact that spinach and radishes have different root depths is one of the key advantages of growing them together. Compared to spinach, which has a shallow root system, radishes have a deeper taproot. Both plants may grow more healthily as a consequence of not having to compete for the same nutrients and water. The benefit of growing spinach alongside radishes is that it may shade and mulch the radish plants naturally. Radishes prefer milder soil temperatures and can experience heat stress if left in the sun for an extended period of time.

Worst Radish Companion Plants

While many plants can coexist peacefully with radishes, others may be detrimental to their development and well-being. These “worst” companion plants for radishes can draw pests, compete for resources, and potentially slow down radishes’ growth. Now that we know which are the best ones to plant alongside radish, we shall now know the ones to avoid. Let’s have a quick look at them:

1. Potatoes


The first one is potatoes, which are absolutely the wrong plant to grow besides radishes. This is due to the fact that they consume a lot of food and might compete with radishes for nutrients. This may result in stunted growth and lower both crops’ yields. Potatoes and radishes may need to be planted and harvested at different times due to their different growth rates. Hence, controlling two harvests at once might be difficult since one crop can be ready for harvest before the other.

2. Cabbage


Both cabbage and radishes are strong feeders and require a lot of nutrients. They may contend with one another for nutrients in the soil, lowering both crops’ yields and retarding their growth. Due to its long growing season, cabbage may need a sizable garden area. Due to radishes’ short growth season, managing other crops like radishes alongside them may be challenging. Cabbage can produce chemicals that inhibit the growth of nearby plants, including radishes.

3. Corn


Corn and radishes may compete for soil nutrients since maize is a powerful feeder. Both crops could have had stunted growth and reduced yields as a result. Corn’s height can prevent nearby plants like radishes and other crops from receiving sunlight. Radishes adore the full sun and require a certain amount of light to grow and thrive. The development and productivity of surrounding radish plants may suffer due to maize, which is a strong feeder and can deplete the soil of nutrients.


Q1. What kinds of pests are drawn to radishes?

Ans. There are a few garden radish pests to be aware of despite them being easy to grow in large quantities. Some of them are Flea beetles, Cutworms, Harlequin bugs, aphids, and Cabbage loopers.

Q2. Which type of manure do radishes like?

Ans. In general, radishes like soil fertilized with manure and compost. Also, in the second year, you can use a few natural fertilizers to enrich the soil and enhance the growth of radishes.

Q3. How to grow radishes quickly?

Ans. The best way to grow radishes quickly is to grow them in cooler conditions. Once you have those conditions, you can loosen the soil before you plant them at least six inches deep or deeper. Make sure you plant their seeds from April to early May and again in August.

Q4. Which soil is preferred by radishes?

Ans. Radishes prefer moist soil conditions. If the soil dries out completely, it can cause the roots to die, and it will not be possible to recover the plant. Also, if you plant them in conditions where they are in standing water, the root will rot.

Q5. Do you have to water radishes every day?

Ans. Watering radishes is not a good option. Instead, you can just water them 4-5 times per week and ensure that the soil is not too soggy.

Q6. Does radish require too much fertilization?

Ans. You can easily use an all-purpose fertilizer and then mix it into the soil just before planting. The optimum N-P-K ratio for radishes will be 16-20-0, but you can also use a balanced 10-10-10 fertilizer.

Q7. Can you keep radishes in full sun?

Ans. You can keep radishes in full sun as they grow well. But keeping them under partial shade is also a good option. That’s because in extremely hot climates, they cannot survive, and remember to keep the soil moist to increase your yield.


So that brings us to the end of this article. Companion planting will offer you plenty of benefits, and it is critical to pick any of our above-mentioned best companion plants for radish. This will empower you to create a more dynamic garden environment that is going to encourage a higher harvest.

Radishes can at times be tricky to grow, but if you plant them together with the best companion plants, it can help them grow better and produce a greater yield. It does not matter what your level of gardening expertise is; trying out various companion planting strategies can be a rewarding and enjoyable method to improve your gardening abilities and design a productive garden.

Check Out These Article
Creeping Jenny Companion PlantsBlackberry Companion PlantsMarigold Companion Plants
Bok Choy Companion PlantsBee Balm Companion PlantsCucumber Companion Plants
Fennel Companion PlantsCompanion Plants For AzaleasCorn Companion Plants
Chives Companion PlantsKnockout Rose Companion PlantsLavender Companion Plants
Dusty Miller Companion PlantThyme Companion PlantsCauliflower Companion Plants
Arugula Companion PlantsMelon Companion PlantsCompanion Plants For Green Beans
Hydrangea Companion PlantsZinnia Companion PlantsCompanion Plant for Beets
Lettuce Companion PlantsRaspberry Companion PlantsCompanion Plants for Squash
Cantaloupe Companion PlantsRadish Companion PlantsSweet Potato Companion Plants
Celery Companion Plants

Leave a Comment