Growing Corn In 5 Gallon Container

Don’t have enough space for growing corn but are interested in growing them at your home then you should not worry because you can easily grow them in a large container. 

Homegrown fresh and sweet corn in summer is a good treat for you.  Besides containers, you can also use wooden crates, clay pots, laundry baskets, garbage cans, and barrels.  

Growing Corn In 5 Gallon Container

Whatever you are using must have drainage holes at the bottom to prevent your plants from root rot. You need a 12 inches deep and wide container for growing corn.  After deciding the right size of the container the next step is choosing the right variety that can easily grow in small spaces. 

Best Varieties Of Corn For Growing In 5-Gallon Containers

Not every variety is suitable for growing in 5-gallon containersOpens in a new tab. so you should be very selective when choosing the variety for growing in containers or pots. 

Different varieties have different tastes, internal kernel structures, textures, and softness. The varieties that are best for growing in containers are as follows.


Fresh corn is very tender and juicy and everyone loves to eat this variety of corn. Sweet corn comes in yellow, brown, and red colors. 


The quality of this popcorn variety is that it bursts when heated. The moisture in the kernel helps to explode. This variety is a special treat and fun challenge for you. The kernel of this popcorn is very hard and brittle. Airtight containers are perfect for storing popcorn.


The outer layer of Flint Corn has a glassy appearance. A gummy-like texture makes it an exceptional variety. When you heat it can easily pop. You can use it in hominy to make tortillas. 


This variety of corn is very starchy, sweet, and soft.  It can be easily turned into finer cornmeal. 


The other name for dent corn is field corn. This can be used as animal feed and processed food. When this variety of corn dries up then the soft corner shrinks. You can use this variety for making cornmeal.

When To Plant Corn?

Corn likes to grow in a warm climate so the perfect time for planting this crop is after the last date of frost.  If you are new to gardening and don’t know the frost date then you can get all the information about the dates of frost in your local climate from any local nursery.  

This crop can’t tolerate frost so it is better to plant it one or two after the final frost date.

Prepare Your 5 Gallon Container

Before planting your corn plants in a 5-gallon containerOpens in a new tab. you should be careful about the following.


Make sure the container you are using must have drainage holes at the bottom to prevent your plants from any fungal diseases and root rot.  If your container has no drainage holes then you can easily make holes with the help of a drill. 

Drainage is very important for the healthy growth of your corn plants.  Excess water is not good for plants and drainage holes remove all the extra water from the 5-gallon container easily. 


After drainage, the next step is filling your container with soil.  When you grow plants in the container then you can easily maintain the fertility of the soil which is not possible when you grow plants in the ground. 

Never use garden soil for filling your 5-gallon container because it is not perfect or ideal for corn plants. 


You can buy the high-quality potting mixOpens in a new tab. from any gardening store or local nursery.  A fine and loamy potting mix has the ability to retain moisture in the soil and provide all the essential and basic nutrients to your corn plants in a 5-gallon container.Opens in a new tab. 

Vermiculite and perlite are basic ingredients in potting mix that help to improve the drainage quality of the soil. Make sure the soil you are using must have nitrogen and phosphorus because Kaun is a heavy feeder plant and they help in higher yield.


For boosting your soil before planting you can add compost,  chicken manure, fish emulsion, and grass clippings. After adding compost you should mix it well in the potting soilOpens in a new tab. so the young corn plants will get their desired nutrients easily. 

Keep Reading:

  1. Vegetables In One Gallon Container
  2. Growing Watermelons In 5-Gallon Buckets
  3. Growing Peas In 5-Gallon Buckets


Growing corn in containers is a big challenge for you because the yield you get from growing corn in the containers will be less but growing corn in containers can be possible.  

Corn doesn’t like to be grown in a container because it needs more space so they are perfectly grown in the ground. For corn, you should use a large size of container so they can get enough space. 

Make sure the container you are using has good width, depth drainage, and stability. 

You can grow 3 full-size corn plants in a 5-gallon container.Opens in a new tab. If you want more yield then you need more containers. The number of containers depends upon your needs. 

Make sure that you are growing one variety in all containers because corn plants can easily cross-pollinate each other. Homegrown corn will give you a fresh taste and they are better than those you can buy from the market. Make sure you provide all the required conditions for corn plants. 

Plant Your Corn Seeds In 5-Gallon Container

  • After preparing the container, now is the time for planting corn seeds. 
  • It is better to sow 4 to 6 seeds in each container because it is not possible that each seed will germinate. 
  • A 1-inch deep hole should be made for sowing seeds. After putting the seeds in each hole cover them with a light layer of potting mix. 
  • It is better to plant corn seeds closely together because it helps in the process of pollination. In this way, you will get more yield. 
  • Sow the seeds along the outer circle of the container. The distance between the edge of the container and the seeds must be 3 to 4 inches.
  • After sowing the seeds, water them well. Water will help to set your seeds in the soil. The sunlight, soil, and water are all I will work for the germination of seeds.
  • After 10 to 14 days you will see the seeds will start to germinate at a temperature between 55 to 60 degrees Fahrenheit. At 65 degrees Fahrenheit, the germination process will be completed within 6 days. 

Caring For Corn Plants In 5 Gallon Bucket

Caring For Corn Plants In 5 Gallon Bucket - infographic

After the germination of the seeds, your young seedlings need special care. This is a very tricky crop when you grow it in the container so you should pay special attention to healthier growth. The following factors play a very important role in higher yield.


When you grow plants in containers or pots they need more water. Keeping your soil moist will help corn plants to thrive.  You should maintain the frequency of water, especially at the time of the fruiting. You will get sweet and soft corn when you keep the soil moist.


10 weeks later, after sowing the seeds of corn you can add fertilizer to the soil.  It is better to use a half tablespoon of 10 – 20 – 20 for 5 – 10 – 10 fertilizer. 

After selecting the fertilizer for your corn plants. Dig a hole near the plant and sprinkle the fertilizer to enrich the soil Opens in a new 


Monsters are very important for the development of sweet corn.  if you apply it will help to retain moisture within the soil.  

For applying to mulch you can use grass clippings, newspapers, or wood chips.  When you apply mulch then it will prevent your soil from losing moisture. 

The other benefit you get is reducing the danger of weeds. Weeds are unwanted plants that can steal all the basic nutrients from the soil.Opens in a new tab. 

Common Pests And Diseases

Diseases and pests can destroy your plant so you should be alert and keep an eye on your corn plant so you can easily protect them.


Aphids can destroy your plants. The presence of aphids on your corn plants deformed its tassels. Your plant is covered in black mold and eventually, your plants die. 


In the springtime, you should be very cautious because this is the time when flea beetles are very active.  First, they attack the weeds after they move to the young seedlings of corn and stop their growth.  

If you see small holes on the leaves of corn plants it means flea beetles attack your crop. 


Cutworms are an enemy of plants; they bother the top part of the plant.  They like to eat the top part of your crop and leave nothing for you. 


Spring is the time when maggots disturb your corn crop. The seeds of corn are targeted by maggots during the germination process. It means you should also pay attention during the germination process of seeds. 


The name shows that this insect will destroy the roots of corn plants. Worms are also targeted buds of the plant. You should carefully examine the leaves and roots to prevent corn plants from being attacked by rootworms. 

They are very tiny insects so it is not easy to see them. So it is hard for you to spot them at times.

Keep Reading:

  1. Vegetables In One Gallon Container
  2. Growing Watermelons In 5-Gallon Buckets
  3. Growing Peas In 5-Gallon Buckets


Within 60 to 100 days, your delicious corn will be ready to harvest but it totally depends upon the weather and growing conditions.  Harvesting corn in a 5-gallon container is the same as harvesting this crop in the ground or garden. 

From the container, you will not get enough production of corn. You should plant such a variety that can easily adjust in the container.Opens in a new tab.  If you want to get the best harvest then you should plant stalks of cons near each container so for the best pollination rate. 

The best time for harvesting is early in the morning because at this time the sweetness level of the corn is very high. For harvesting the corn. you have to grasp the ear firmly and then pull it downward.  

After that, twist and pull it.  It is recommended that you should harvest as much corn as you need. 

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