When to plant sweet corn in minnesota

Planting sweet corn in Minnesota is best done in the early summer, when the soil is warm and temperatures are mild. Sweet corn should be planted in full sun, with rich, well-drained soil and consistent moisture.

In Minnesota, sweet corn can be planted anytime between mid-May and mid-June depending on the variety. Planting too early may result in poor germination or poor growth due to cold temperatures. Planting too late may result in poor pollination and poor ear formation. To ensure the best-quality sweet corn, take the time to plan your planting carefully.

Overview of Sweet Corn Planting in Minnesota

This blog post is all about the sweet corn planting process in Minnesota. We will discuss the best time to plant, how to plant, and how to care for the sweet corn as it grows.

We will also provide tips on harvesting and storing the corn, as well as discuss possible problems and pests that can affect the crop. Whether you are a beginner or experienced gardener, this blog post will provide helpful advice and tips to ensure a successful harvest of sweet corn in Minnesota.

So let’s get started and learn all about sweet corn planting in Minnesota!

Types of Sweet Corn Grown in Minnesota

Minnesota is known for its sweet corn. From yellow and white varieties to bi-color and triple-sweet hybrids, Minnesota is home to some of the tastiest sweet corn in the country. Whether you’re looking for sweet corn to add to your summer barbeque, or you’re in the market for an extra sweet snack, the Land of 10,000 Lakes has you covered.

Here’s a look at some of the most popular types of sweet corn grown in Minnesota.

White Sweet Corn – White sweet corn is one of the oldest varieties grown in Minnesota and it’s still one of the favorites. It has a mild, sweet taste and can be eaten fresh, canned, or frozen.

Yellow Sweet Corn – Yellow sweet corn is the most popular type of sweet corn grown in Minnesota, and it’s usually the sweetest. It’s perfect for grilling, roasting, or eating fresh.

Bi-color Sweet Corn – Bi-color sweet corn is a hybrid of yellow and white sweet corn. It has the sweetness of yellow corn, with a hint of the nutty flavor of white corn.

Triple-sweet Sweet Corn – Triple-sweet sweet corn is the sweetest type of sweet corn grown in Minnesota. It’s a hybrid of three different sweet corn varieties, and it’s perfect for grilling or eating fresh.

No matter what type of sweet corn you’re looking for, Minnesota has something to suit your needs. Whether you’re looking for a classic yellow sweet corn, a unique bi-color variety, or an extra sweet triple-sweet hybrid, you’ll find it in the Land of 10,000 Lakes.

Factors to Consider Before Planting Sweet Corn in Minnesota

Growing sweet corn in Minnesota can be a rewarding experience, but it is important to consider several factors before planting. Climate is a major concern, as Minnesota’s cold winters and wet springs can make it difficult for the crop to thrive.

Appropriate soil drainage is also important, as sweet corn needs well-drained soil to develop strong stalks and root systems. Additionally, it is important to select a variety of sweet corn that is best suited for Minnesota’s growing conditions.

Planting the crop at the right time is also essential, as late planting can lead to poor yields and flavor. With these factors in mind, Minnesota gardeners can enjoy a successful sweet corn harvest.

Growing sweet corn or peas in Minnesota? Updated fertilizer ...
Image source: https://blog-crop-news.extension.umn.edu/2023/01/growing-sweet-corn-or-peas-in-minnesota.html

How and When to Plant Sweet Corn in Minnesota

Growing sweet corn in Minnesota is an enjoyable and rewarding experience. Knowing when and how to plant sweet corn is essential to successful yields. The ideal time to plant sweet corn is when the soil temperature has reached at least 50°F.

Planting when the soil is too cold can cause seed germination to be delayed. Sweet corn also prefers well-drained, fertile soil with a pH between 6.0 and 6.8. Minnesota is known for its variable weather patterns, so be prepared to cover the plants if a frost is expected.

Plant your seeds 1 to 1.5 inches deep, and space each seed approximately 8 to 12 inches apart in the row. Plant different varieties of corn to ensure cross-pollination for a better harvest. Water regularly and add mulch to maintain soil moisture. With the proper planting techniques, you can have a sweet corn harvest in Minnesota!

Common Problems When Planting Sweet Corn in Minnesota

Minnesota is a great place to grow sweet corn, but it is important to understand the challenges that come along with the process. Sweet corn is an annual warm season crop that requires plenty of sunlight and warm temperatures to be successful.

The most common problems with planting sweet corn in Minnesota are related to the short growing season, cool temperatures, and strong winds. These conditions can cause poor germination, stunted growth, and issues with pollination.

To combat these issues, it is important to choose varieties adapted to the Minnesota climate, rotate crops, use mulch and other soil amendments, and protect the plants from wind and other weather events. With a little know-how and preparation, you can have a bountiful harvest of sweet corn in Minnesota.

Tips for Growing Sweet Corn in Minnesota

Minnesota is an ideal place to grow sweet corn. With the cooler temperatures and ample rain, sweet corn can be harvested in late summer and early fall. Here are our top tips for growing delicious sweet corn in Minnesota:

1. Choose a variety of sweet corn that is adapted to your area. Early maturing varieties do well in cooler climates, while late maturing varieties can be grown in warm areas.

2. Plant your sweet corn in well-draining soil as soon as the soil temperature reaches 55-60 degrees Fahrenheit. For best results, fertilize the soil before planting.

3. Water your sweet corn regularly, as dry soil can stunt the plant’s growth.

4. Keep an eye out for pests such as corn earworms and European corn borers. If needed, use insecticides to control the pests.

5. Harvest your sweet corn when the tassels (the silky threads on the ear) start to dry out. The kernels should be full and the husks should be tight and bright green.

Follow these tips and you’ll have a bumper crop of sweet corn that you can enjoy all summer long!

FAQs About the When to Plant Sweet Corn in Minnesota

What is the ideal planting time for sweet corn in Minnesota?

Answer: The ideal planting time for sweet corn in Minnesota is typically between mid-May and early June, after the soil has reached at least 60 degrees Fahrenheit.

What kind of soil is best for planting sweet corn in Minnesota?

Answer: Sweet corn grows best in fertile, well-drained soil with a pH between 6.0 and 7.0. Adding organic matter such as compost or manure prior to planting will help ensure the soil is suitable for growing sweet corn.

How much space is needed between rows of sweet corn in Minnesota?

Answer: Plant sweet corn in rows that are at least 20 inches apart with at least 3 inches of space between each kernel. This will allow the plants enough room to grow and prevent overcrowding.


In conclusion, planting sweet corn in Minnesota should take place in late May or early June after the soil has warmed to at least 55°F. Planting sweet corn too early can result in stunted growth or poor germination. Plan to plant in blocks or rows, and keep the soil consistently moist for best results.


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