New Berlin, IL Planting Calendar (What to Plant by Month)

Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in New berlin, IL, based on the USDA Hardiness Zone 6a.

New berlin, IL Frost Dates & Growing Season

Last Spring Frost Date for New berlin, IL

The average last frost date in spring for New berlin is April 20th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until May 4th before moving plants outdoors. Waiting these extra few weeks significantly reduces the risk of a late freeze damaging young transplants.

First Fall Frost Date for New berlin, IL

The average first frost date in fall for New berlin is October 20th. This date marks the approximate end of the growing season for tender plants. Gardeners should plan to harvest frost-sensitive vegetables or provide heavy protection (such as row covers) before this date to avoid crop loss.

Growing Season Length in New berlin, IL

Based on historical frost data, the estimated growing season length in New berlin is approximately 183 days. This duration determines which vegetable varieties have enough time to reach maturity before the winter cold sets in. Short-season varieties are recommended for crops that require a longer warm period.

Please note: These dates are climatological averages. Actual weather conditions vary by year. Always check the local 10-day forecast before planting.

New berlin, IL Planting Calendar

This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.

Legend: I = Start seed indoors S = Direct sow T = Transplant H = Harvest
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New berlin, IL Monthly Planting Recommendations

February

In February, recommended activities include starting Leek seeds indoors (from February 9th to February 23rd), starting Impatiens seeds indoors (from February 9th to February 23rd), and starting Petunia seeds indoors (from February 9th to February 23rd).

March

In March, recommended activities include direct sowing Poppy (from March 23rd to April 6th), starting Luffa seeds indoors (from March 9th to March 23rd), and direct sowing Lettuce (from March 23rd to April 6th).

April

In April, recommended activities include direct sowing Cosmos (from April 27th to May 4th), direct sowing Cucumber (from April 27th to May 11th), and direct sowing Zinnia (from April 27th to May 11th).

May

In May, recommended activities include direct sowing Lima Bean (from May 4th to May 18th), direct sowing Okra (from May 4th to May 18th), and direct sowing Chia (from May 4th to May 18th).