Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Grand rapids, MN, based on the USDA Hardiness Zone 3b.
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Grand rapids, MN Frost Dates & Growing Season
Last Spring Frost Date for Grand rapids, MN
The average last frost date in spring for Grand rapids is June 1st. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 15th 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 Grand rapids, MN
The average first frost date in fall for Grand rapids is September 25th. 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 Grand rapids, MN
Based on historical frost data, the estimated growing season length in Grand rapids is approximately 116 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.
Grand rapids, MN Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Grand rapids, MN Monthly Planting Recommendations
March
In March, recommended activities include starting Lavender seeds indoors (from March 23rd to April 6th), starting Begonia seeds indoors (from March 23rd to April 6th), and starting Snapdragon seeds indoors (from March 23rd to April 6th).
April
In April, recommended activities include starting Basil seeds indoors (from April 20th to May 4th), starting Broccoli seeds indoors (from April 6th to April 20th), and direct sowing Spinach (from April 20th to May 4th).
May
In May, recommended activities include direct sowing Hyssop (from May 18th to June 1st), direct sowing Quinoa (from May 18th to June 1st), and direct sowing German Chamomile (from May 18th to June 1st).
June
In June, recommended activities include direct sowing Watermelon (from June 15th to June 29th), direct sowing Cantaloupe (from June 8th to June 22nd), and direct sowing Babys Breath (from June 1st to June 15th).