Niantic, 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 Niantic, IL, based on the USDA Hardiness Zone 6a.

Niantic, IL Frost Dates & Growing Season

Last Spring Frost Date for Niantic, IL

The average last frost date in spring for Niantic 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 Niantic, IL

The average first frost date in fall for Niantic 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 Niantic, IL

Based on historical frost data, the estimated growing season length in Niantic 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.

Niantic, 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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Niantic, IL Monthly Planting Recommendations

February

In February, recommended activities include starting Pepper seeds indoors (from February 23rd to March 9th), starting Lavender seeds indoors (from February 9th to February 23rd), and starting Snapdragon seeds indoors (from February 9th to February 23rd).

March

In March, recommended activities include direct sowing Poppy (from March 23rd to April 6th), direct sowing Mustard (from March 23rd to April 6th), and direct sowing Sorrel (from March 23rd to April 6th).

April

In April, recommended activities include direct sowing Fenugreek (from April 20th to May 4th), direct sowing Lemon Balm (from April 20th to May 4th), and direct sowing Milk Thistle (from April 6th to April 20th).

May

In May, recommended activities include direct sowing Mung Bean (from May 4th to May 18th), direct sowing Jute (from May 4th to May 18th), and direct sowing Melon (from May 4th to May 18th).