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 30
Estimated First Frost Date
October 8
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 5 April 23 - - - - buy seeds Marigold March 19 April 30 - - - - buy seeds Morning Glory April 9 May 6 - - - - buy seeds Gomphrena March 19 April 30 - - - - buy seeds Salvia March 19 April 30 - - - - buy seeds Scabiosa March 19 April 30 - - - - buy seeds Statice March 19 April 30 - - - - buy seeds Allium March 19 April 30 - - - - buy seeds Stock March 5 April 30 - - - - buy seeds Cilantro - April 30 May 2 - - - buy seeds Bachelor button March 19 April 30 - - - - buy seeds Calendula March 19 April 23 - - - - buy seeds Cosmosa March 5 May 7 - - - - buy seeds Impatiens March 5 May 14 - - - - buy seeds Petunias March 5 April 30 - - - - buy seeds Strawflower March 19 April 30 - - - - buy seeds Phlox March 5 April 30 - - - - buy seeds Verbena March 5 April 30 - - - - buy seeds Zinnia April 2 May 8 - - - - buy seeds Spinach - - April 19 - - - buy seeds Potatoes - - April 25 - - - buy seeds Swiss Chard March 21 April 11 - - - - buy seeds Beets - - April 15 - - - buy seeds Watermelon April 4 May 14 - - - - buy seeds Carrots - - March 28 - - - buy seeds Radish - - March 5 - - - buy seeds Squash - - March 21 - - - buy seeds Pumpkins April 11 May 16 - - - - buy seeds Onion - - May 14 - - - buy seeds Okra - - May 16 - - - buy seeds Parsnip - - April 11 - - - buy seeds Potatoes (Sweet) - - May 23 May 20 June 24 - buy seeds Canteloupe April 4 April 14 - - - - buy seeds Dill - - May 2 - - - buy seeds Peas - - March 21 - - - buy seeds Lettuce March 21 April 18 - - - - buy seeds Zucchini - - May 14 - - - buy seeds Celery February 21 April 4 - April 30 July 9 - buy seeds Beans (Green) - - May 9 - - - buy seeds Turnip - - April 2 - - - buy seeds Kohlrabi February 19 March 25 - - - - buy seeds Sage March 7 May 2 - - - - buy seeds Ageratum March 19 April 30 - - - - buy seeds Aster March 19 April 30 - - - - buy seeds Snapdragon March 5 April 30 - - - - buy seeds Rosemary February 21 May 9 - - - - buy seeds Cucumbers April 4 - - September 22 - - buy seeds Oregano February 21 May 2 - - - - buy seeds Celosia March 19 April 30 - - - - buy seeds Arugula - April 30 April 15 - - - buy seeds Thyme February 21 May 2 - - - - buy seeds Eggplant March 7 April 14 - May 9 July 4 - buy seeds Chives - - April 2 - - - buy seeds Parsley - - April 4 - - - buy seeds Cauliflower March 7 April 4 - September 12 August 8 - buy seeds Beans (Fava) February 7 - - August 22 - - buy seeds Basil March 4 May 1 - - - - buy seeds Sunflower April 10 May 8 - - - - buy seeds Peppers (Bell) February 18 May 6 - May 9 July 4 - buy seeds Peppers (Jalapenos) February 21 May 9 - May 29 July 24 - buy seeds Broccoli March 4 April 4 - July 11 August 8 - buy seeds Cabbage March 6 April 4 - July 1 July 29 - buy seeds Kale March 7 April 4 - August 15 September 12 - buy seeds Tomato March 31 May 5 - April 30 June 25 - 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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