Container Gardening: The Secret to Growing Corn in Containers?

corn, seed starting in container, growing corn

Are you interested in growing your own corn but don’t have a lot of outdoor space? Fortunately, you don’t need a large plot of land to grow corn. With the right container, soil, and care, you can grow corn in containers on your balcony, patio, or even indoors! In this article, we’ll walk you through the steps of growing corn in containers and provide tips for a successful harvest.

Growing Corn in Containers
Growing Corn in Containers

Choosing the Right Container for Growing Corn in Containers

The first step to growing corn in containers is to choose the right container. Corn is a tall plant that needs plenty of space to grow, so you’ll need a container at least 24 inches deep and 18 inches wide. Here are some container options to consider:

Large Pots

Large pots made of plastic or terracotta can be a good choice for growing corn in containers. Make sure to choose a pot that is deep enough to accommodate the long roots of corn plants.

Grow Bags

Grow bags are another option for growing corn in containers. These bags are made of durable fabric and come in various sizes, including large sizes suitable for corn plants.

Containers with Trellises

Some containers come with built-in trellises that are perfect for supporting corn plants. These containers are often made of lightweight materials, such as bamboo or metal.

Preparing the Soil for Growing Corn in Containers

Once you’ve chosen your container, it’s time to prepare the soil. Corn plants need well-draining soil that is rich in nutrients. Here are the steps to prepare the soil for growing corn in containers:

Choose the Right Soil

Choose a high-quality potting mix that is specifically designed for growing vegetables. Avoid using garden soil, as it may contain pests and diseases.

Add Compost

Mix in a few inches of compost to improve the soil’s fertility. Compost adds essential nutrients and improves soil structure.

Consider Fertilizer

Corn plants are heavy feeders, so consider adding a slow-release fertilizer to the soil. Follow the instructions on the fertilizer package for the correct amount.

Planting Corn in Containers

Once the soil is prepared, it’s time to plant the corn seeds. Here’s how to plant corn in containers:

Choose the Right Seeds

Choose a variety of corn that is suitable for container growing, such as ‘Golden Bantam’ or ‘Peaches and Cream.’ Make sure to choose a seed that is suitable for your climate.

Plant the Seeds

Plant the seeds about 1 inch deep and 4 inches apart. Water the soil thoroughly after planting.

Provide Support

Corn plants need support as they grow taller. You can provide support by placing trellis or bamboo stakes in the container.

Water Regularly

Corn plants need consistent moisture to grow well. Water the soil regularly, but make sure not to overwater.

Thin the Seedlings

Once the seedlings have sprouted, thin them out so that they are spaced about 8 inches apart. This will give the remaining plants enough space to grow.

Tips for Growing Corn in Containers

Here are some tips for growing corn in containers and ensuring a successful harvest:

  • Choose a sunny location for your container, as corn plants need at least 6 hours of direct sunlight daily.
  • Make sure the container has good drainage to prevent waterlogging.
  • Water the soil deeply, but avoid getting water on the leaves and stems of the plants.
  • Fertilize the soil every 4-6 weeks to ensure the plants have enough nutrients.

Common Problems When Growing Corn in Containers

While growing corn in containers can be a rewarding experience, it’s important to watch out for common problems that can affect your plants. Here are some issues to look out for:

Lack of Nutrients

Corn plants are heavy feeders and require plenty of nutrients to grow well. If you notice slow growth or yellowing leaves, it may be a sign that the plants need more fertilizer or compost.

Pests and Diseases

Corn plants can be susceptible to pests such as aphids and cutworms, as well as diseases such as leaf blight and smut. Watch out for any signs of pest or disease damage, such as holes in leaves or black spots on the ears of corn.

Heat Stress

Corn plants are sensitive to heat stress and may not grow well in hot, dry conditions. If you live in a hot climate, consider providing shade for your container or placing it in a cooler location.

FAQs About Growing Corn in Containers

How many corn plants can I grow in a container?

You can grow 1-2 corn plants in a 24-inch container. Make sure to space them out so that they have enough room to grow.

Can I grow corn in a small container?

No, corn plants need a large container with plenty of space to grow. A container at least 24 inches deep and 18 inches wide is recommended.

How long does it take to grow corn in containers?

It takes about 60-100 days for corn plants to mature and produce ears of corn. The exact time will depend on the variety of corn you are growing and the growing conditions.

Can I grow corn in containers indoors?

Yes, you can grow corn in containers indoors as long as you provide enough light and warmth for the plants to grow. A south-facing window or grow lights can be used to provide enough light.


Growing corn in containers is a fun and rewarding way to grow your own food, even if you don’t have a lot of outdoor space. You can successfully grow corn plants in containers and enjoy a delicious harvest by choosing the right container, soil, and care. Follow the tips and advice in this article, and you’ll be on your way to growing healthy and tasty corn plants in no time!

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