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Planting Times for Annual Vegetables in Colorado Springs
Annual vegetable may be divided into two groups: cool and warm season varieties. Cool season varieties are frost-hardy and thrive in cool weather. All do well in early spring and some may be replanted in late summer and fall. Warm season varieties are sensitive to frost and must not be planted until danger of frost has passed.
| Average last killing frost in Colorado Springs |
May 15 |
| Latest recorded spring frost |
June 3, 1951 |
| Average first killing fall frost |
October 10 |
| Earliest recorded fall frost |
September 3, 1962 |
| Average growing season |
148 Days |
| Average Annual Rainfall |
15.42 inches |
The above listed frost dates are for Colorado Springs, elevation 6,035'. You can adjust the dates of the first and last killing frost for your specific location by knowing your elevation. Count forward or backward 1 day for each 100 foot change in elevation above or below 6,035' to get the average frost dates.
| Vegetable |
Indoor Seed Start |
Transplant Outside After |
Plant Seed Outside After |
Plant Seed Outside for Fall |
| Beans |
|
|
May 15* |
|
| Beets |
|
|
April 15* |
August |
| Broccoli |
March 1 |
April 15 |
June 1 |
|
| Brussel Sprouts |
March 1 |
May 1 |
|
|
| Cabbage |
March 1 |
April 15 |
|
July 15 |
| Carrots |
|
|
Late April* |
August |
| Cauliflower |
March 1 |
April 15 |
|
Late July |
| Celery |
February 15 |
June 1 |
|
|
| Chard |
|
|
April 15 |
|
| Collards |
|
|
May 15 |
|
| Corn |
|
|
May 15 |
|
| Cucumbers |
April 15 |
May 23 |
May 23 |
|
| Eggplant |
March 25 |
June 1 |
|
|
| Kohlrabi |
April 1 |
May 15 |
|
Mid-Summer |
| Leeks |
February 15 |
May 1 |
|
|
| Lettuce |
|
|
April 1* |
Late August |
| Onions |
March 1 |
May 15 |
|
|
| Onion Sets |
|
April 1 |
|
|
| Parsnips |
|
|
May 15 |
|
| Peas |
|
|
April 1* |
August |
| Peppers |
March 1 |
June 1 |
|
|
| Potatoes |
April 15 |
June 1 |
|
|
| Seed Potatoes |
|
April 1 |
|
|
| Pumpkins |
|
|
May 15 |
|
| Radishes |
|
|
April 15* |
October 1 |
| Spinach |
|
|
April 1* |
Late Summer |
| Squash |
April 1 |
May 15 |
May 15 |
|
| Tomatoes |
March 20 |
May 15 |
|
|
| Turnips |
|
|
April 1 |
August 10 |
| Watermelon |
April 15 |
May 23 |
|
|
*Can be sown every 1-2 weeks after inital sowing.
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