Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Havre de grace, MD, based on the USDA Hardiness Zone 7b.
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Havre de grace, MD Frost Dates & Growing Season
Last Spring Frost Date for Havre de grace, MD
The average last frost date in spring for Havre de grace is April 18th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until May 2nd 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 Havre de grace, MD
The average first frost date in fall for Havre de grace is November 10th. 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 Havre de grace, MD
Based on historical frost data, the estimated growing season length in Havre de grace is approximately 206 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.
Havre de grace, MD Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Havre de grace, MD Monthly Planting Recommendations
February
In February, recommended activities include starting Pepper seeds indoors (from February 21st to March 7th), starting Thyme seeds indoors (from February 21st to March 7th), and starting Ground Cherry seeds indoors (from February 21st to March 7th).
March
In March, recommended activities include direct sowing Alfalfa (from March 21st to April 4th), starting Cantaloupe seeds indoors (from March 21st to April 4th), and direct sowing Potato (from March 21st to April 4th).
April
In April, recommended activities include direct sowing Calendula (from April 4th to April 18th), direct sowing Babys Breath (from April 18th to May 2nd), and direct sowing Zucchini (from April 25th to May 9th).
May
In May, recommended activities include direct sowing Melon (from May 2nd to May 16th), direct sowing Watermelon (from May 2nd to May 16th), and direct sowing Mung Bean (from May 2nd to May 16th).