Gardening Calendar for Colorado
We used the most populated zip code in Colorado (Aurora, CO) 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
80013 use my zip instead
Estimated Last Frost Date
April 29
Estimated First Frost Date
October 7
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 Colorado
We used the most populated zip code in Colorado (Aurora, CO) 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 Coleus March 4 April 22 - - - - buy seeds Marigold March 18 April 29 - - - - buy seeds Morning Glory April 8 May 5 - - - - buy seeds Gomphrena March 18 April 29 - - - - buy seeds Salvia March 18 April 29 - - - - buy seeds Scabiosa March 18 April 29 - - - - buy seeds Statice March 18 April 29 - - - - buy seeds Allium March 18 April 29 - - - - buy seeds Stock March 4 April 29 - - - - buy seeds Bachelor button March 18 April 29 - - - - buy seeds Cilantro - April 29 May 1 - - - buy seeds Calendula March 18 April 22 - - - - buy seeds Cosmosa March 4 May 6 - - - - buy seeds Impatiens March 4 May 13 - - - - buy seeds Petunias March 4 April 29 - - - - buy seeds Strawflower March 18 April 29 - - - - buy seeds Phlox March 4 April 29 - - - - buy seeds Verbena March 4 April 29 - - - - buy seeds Zinnia April 1 May 7 - - - - buy seeds Carrots - - March 27 - - - buy seeds Sunflower April 9 May 7 - - - - buy seeds Radish - - March 4 - - - buy seeds Swiss Chard March 20 April 10 - - - - buy seeds Watermelon April 3 May 13 - - - - buy seeds Beets - - April 14 - - - buy seeds Spinach - - April 18 - - - buy seeds Peas - - March 20 - - - buy seeds Potatoes - - April 24 - - - buy seeds Squash - - March 20 - - - buy seeds Pumpkins April 10 May 15 - - - - buy seeds Okra - - May 15 - - - buy seeds Parsnip - - April 10 - - - buy seeds Potatoes (Sweet) - - May 22 May 19 June 23 - buy seeds Eggplant March 6 April 13 - May 8 July 3 - buy seeds Turnip - - April 1 - - - buy seeds Kohlrabi February 19 March 24 - - - - buy seeds Onion - - May 13 - - - buy seeds Lettuce March 20 April 17 - - - - buy seeds Celery February 21 April 3 - April 29 July 8 - buy seeds Zucchini - - May 13 - - - buy seeds Beans (Green) - - May 8 - - - buy seeds Dill - - May 1 - - - buy seeds Sage March 6 May 1 - - - - buy seeds Ageratum March 18 April 29 - - - - buy seeds Aster March 18 April 29 - - - - buy seeds Snapdragon March 4 April 29 - - - - buy seeds Oregano February 21 May 1 - - - - buy seeds Rosemary February 21 May 8 - - - - buy seeds Chives - - April 1 - - - buy seeds Parsley - - April 3 - - - buy seeds Arugula - April 29 April 14 - - - buy seeds Canteloupe April 3 April 13 - - - - buy seeds Celosia March 18 April 29 - - - - buy seeds Cauliflower March 6 April 3 - September 11 August 7 - buy seeds Thyme February 21 May 1 - - - - buy seeds Beans (Fava) February 7 - - August 21 - - buy seeds Basil March 3 April 30 - - - - buy seeds Cucumbers April 3 - - September 21 - - buy seeds Peppers (Bell) February 18 May 5 - May 8 July 3 - buy seeds Peppers (Jalapenos) February 21 May 8 - May 28 July 23 - buy seeds Broccoli March 3 April 3 - July 10 August 7 - buy seeds Cabbage March 5 April 3 - June 30 July 28 - buy seeds Kale March 6 April 3 - August 14 September 11 - buy seeds Tomato March 30 May 4 - April 29 June 24 - 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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