Gardening Calendar for New Hampshire
We used the most populated zip code in New Hampshire (Manchester, NH) to calculate this information. To use your zip code instead and get the most accurate calendar for your area, create an account. You can then select which plants you want in your garden, and we'll send you reminders when it's time to seed, transplant, and sow. No more having to remember when the ideal time to plant everything is!
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My Zipcode
03103 use my zip instead
Estimated Last Frost Date
April 23
Estimated First Frost Date
October 15
How do I create my own garden calendar using my zip code?
You can use Rooted Reminders to:
- Add your own zip
- Select the plants you want to grow
- Get reminded via email when it's time to plant them
- See what else you can plant now in your area
- And it's FREE
I love gardening and programming and I built this tool for myself. Hopefully you find it useful as well. If you do, you can support the site buy buying seeds through our links (we recieve a very small amount of sales through these links).
When to plant vegetables, flowers, and herbs in New Hampshire
We used the most populated zip code in New Hampshire (Manchester, NH) to calculate this information. Run the numbers with your zip code instead.
Plant Spring Seed Spring Transplant Spring Sow Fall Seed Fall Transplant Fall Sow Buy seeds Track Marigold March 12 April 23 - - - - buy seeds Morning Glory April 2 April 29 - - - - buy seeds Cabbage February 27 March 28 - July 8 August 5 - buy seeds Coleus February 26 April 16 - - - - buy seeds Salvia March 12 April 23 - - - - buy seeds Statice March 12 April 23 - - - - buy seeds Allium March 12 April 23 - - - - buy seeds Stock February 26 April 23 - - - - buy seeds Bachelor button March 12 April 23 - - - - buy seeds Calendula March 12 April 16 - - - - buy seeds Cosmosa February 26 April 30 - - - - buy seeds Impatiens February 26 May 7 - - - - buy seeds Petunias February 26 April 23 - - - - buy seeds Strawflower March 12 April 23 - - - - buy seeds Phlox February 26 April 23 - - - - buy seeds Verbena February 26 April 23 - - - - buy seeds Sunflower April 3 May 1 - - - - buy seeds Scabiosa March 12 April 23 - - - - buy seeds Gomphrena March 12 April 23 - - - - buy seeds Cilantro - April 23 April 25 - - - buy seeds Zinnia March 26 May 1 - - - - buy seeds Kohlrabi February 12 March 18 - - - - buy seeds Celery February 14 March 28 - May 7 July 16 - buy seeds Oregano February 14 April 25 - - - - buy seeds Rosemary February 14 May 2 - - - - buy seeds Thyme February 14 April 25 - - - - buy seeds Peppers (Bell) February 11 April 29 - May 16 July 11 - buy seeds Radish - - February 26 - - - buy seeds Swiss Chard March 14 April 4 - - - - buy seeds Watermelon March 28 May 7 - - - - buy seeds Squash - - March 14 - - - buy seeds Onion - - May 7 - - - buy seeds Dill - - April 25 - - - buy seeds Lettuce March 14 April 11 - - - - buy seeds Sage February 28 April 25 - - - - buy seeds Ageratum March 12 April 23 - - - - buy seeds Aster March 12 April 23 - - - - buy seeds Snapdragon February 26 April 23 - - - - buy seeds Celosia March 12 April 23 - - - - buy seeds Eggplant February 28 April 7 - May 16 July 11 - buy seeds Canteloupe March 28 April 7 - - - - buy seeds Basil February 25 April 24 - - - - buy seeds Cauliflower February 28 March 28 - September 19 August 15 - buy seeds Cucumbers March 28 - - September 29 - - buy seeds Broccoli February 25 March 28 - July 18 August 15 - buy seeds Spinach - - April 12 - - - buy seeds Pumpkins April 4 May 9 - - - - buy seeds Potatoes (Sweet) - - May 16 May 27 July 1 - buy seeds Beets - - April 8 - - - buy seeds Potatoes - - April 18 - - - buy seeds Okra - - May 9 - - - buy seeds Parsnip - - April 4 - - - buy seeds Peas - - March 14 - - - buy seeds Zucchini - - May 7 - - - buy seeds Beans (Green) - - May 2 - - - buy seeds Turnip - - March 26 - - - buy seeds Arugula - April 23 April 8 - - - buy seeds Chives - - March 26 - - - buy seeds Parsley - - March 28 - - - buy seeds Beans (Fava) January 31 - - August 29 - - buy seeds Peppers (Jalapenos) February 14 May 2 - June 5 July 31 - buy seeds Kale February 28 March 28 - August 22 September 19 - buy seeds Tomato March 24 April 28 - May 7 July 2 - buy seeds Carrots - - March 21 - - - buy seeds Create a free custom garden calendar in 5 minutes
When it comes to gardening, timing is everything and there’s a lot to time. Rooted Reminders reminds you when to plant what for best results.
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