Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Londonderry, VT, based on the USDA Hardiness Zone 5a.
On this page:
Londonderry, VT Frost Dates & Growing Season
Last Spring Frost Date for Londonderry, VT
The average last frost date in spring for Londonderry is May 25th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 8th 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 Londonderry, VT
The average first frost date in fall for Londonderry 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 Londonderry, VT
Based on historical frost data, the estimated growing season length in Londonderry is approximately 123 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.
Londonderry, VT Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Londonderry, VT Monthly Planting Recommendations
March
In March, recommended activities include starting Ground Cherry seeds indoors (from March 30th to April 13th), starting Geranium seeds indoors (from March 16th to March 30th), and starting Pepper seeds indoors (from March 30th to April 13th).
April
In April, recommended activities include direct sowing Bok Choy (from April 27th to May 11th), starting Brussel Sprout seeds indoors (from April 13th to April 27th), and direct sowing California Poppy (from April 27th to May 11th).
May
In May, recommended activities include direct sowing Dill (from May 11th to May 25th), direct sowing Gladiolus (from May 25th to June 8th), and direct sowing Babys Breath (from May 25th to June 8th).
June
In June, recommended activities include direct sowing Butterfly Pea (from June 8th to June 22nd), direct sowing Butternut Squash (from June 1st to June 15th), and direct sowing Corn (from June 8th to June 15th).