Corn Companions: The Ultimate Guide to Companion Planting with Corn

Have you ever considered the benefits of planting corn in a companion style garden? If not, then you are missing out on some incredible advantages. Not only can companion planting with corn increase yields and reduce pest problems, but it can also enhance the flavor of other vegetables grown nearby. In this article, we'll explore everything you need to know about corn companions from what plants to choose, how they benefit each other, and how to get ed.

The Benefits of Companion Planting with Corn

Companion planting is an ancient practice that combines different plant species together to maximize their potential growth and production. When planted in the right combination, plants can help each other by deterring pests, improving soil health, and providing shade or support. Here are some of the benefits of companion planting with corn:

Increase Yields

Planting corn with compatible plants can boost the overall yield of your garden. Some companion plants like beans, peas, and squash are known as “nitrogen fixers”. This means that they have the ability to take nitrogen from the air and convert it into a form that plants can use. Corn requires high levels of nitrogen to grow properly, so planting these nitrogen-fixing plants alongside corn will provide it with the necessary nutrients.

Reduce Pest Problems

Corn is susceptible to a variety of pests like corn earworms, cutworms, and aphids. However, planting certain companion plants can help deter these pests. For instance, marigolds are well-known for repelling nematodes, thrips, and whiteflies. Similarly, planting beans alongside corn can discourage corn borers, as they are attracted to beans instead.

Improve Soil Health

Planting a diverse range of crops in your garden can help improve soil health by reducing soil erosion, increasing soil fertility, and suppressing weeds. Corn is a heavy feeder that depletes the soil of nutrients, so planting companion plants like legumes, which have deep roots to bring up nutrients from deeper soil layers, can help keep soil healthy.

Choosing the Right Companion Plants for Corn

When choosing companion plants for corn, it's essential to select plants that benefit each other. Here are some of the best companion plants to grow with corn:

Beans

Beans are an excellent companion plant for corn because they fix nitrogen in the soil, providing corn with the necessary nutrients. Additionally, beans can climb up the corn stalks, creating a natural trellis.

Squash

Squash is another great companion plant for corn. Squash vines grow low to the ground, acting as a living mulch that helps retain moisture and suppresses weed growth. Additionally, squash leaves can provide shade for corn roots, keeping them cool during hot summer months.

Peas

Peas are also nitrogen fixers and can be planted alongside corn to help support its growth. Peas also tend to mature early in the season, allowing you to harvest them before the corn reaches maturity.

Marigolds

Marigolds are a natural pest deterrent and can help repel pests like nematodes, thrips, and whiteflies. Planting marigolds around the perimeter of your corn patch can help protect your plants from these pests.

How to Get ed with Companion Planting

Now that you know the benefits of companion planting with corn and which plants to choose, it's time to get ed. Here are some tips to help you get ed with companion planting:

Plan Your Garden Layout

Before you planting, plan out your garden layout. Consider the space you have available, the number of plants you want to grow, and the type of crops you wish to plant.

Choose Companion Plants Wisely

Select companion plants that are compatible with corn and provide benefits such as nitrogen fixation, pest control, or shade.

Rotate Crops

Rotate your crops every year to prevent soil depletion and reduce the risk of diseases and pests.

Plant at the Right Time

Plant companion plants at the same time as corn, so they can grow together and benefit each other.

FAQs

1. Can I plant tomatoes with corn?

Yes, tomatoes can be planted with corn. However, it's important to ensure that they receive enough sunlight and nutrients.

2. What vegetables should not be planted with corn?

Avoid planting vegetables like potatoes, melons, and cucumbers near corn, as they can attract pests like aphids and spider mites.

3. How much space do I need to plant corn?

Corn requires a lot of space to grow properly, so make sure to plant them at least 8-12 inches apart from each other.

4. Can I plant flowers with corn?

Yes, you can plant flowers like marigolds or sunflowers with your corn. Flowers can help attract pollinators and repel pests.

5. Can I use chemical fertilizers when planting companion plants with corn?

It's best to avoid using chemical fertilizers when planting companion plants with corn. Instead, opt for organic fertilizers or compost.


Companion planting with corn is a simple and effective way to improve the health and productivity of your garden. By choosing the right companion plants, you can increase yields, reduce pest problems, and promote soil health. So why not give it a try? With a little planning, you can create a beautiful and bountiful garden that benefits both you and your plants.