The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant cabbage in Estes Park should be figured out by referring to the USDA zone info.

Planting Calendar for Cabbage

Frost tolerance for cabbage:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since cabbage are moderately cold tolerant you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant cabbage in Estes Park is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant cabbage and expect a good harvest is probably September. If you wait any later than that and your cabbage may not have a chance to fully mature. If you are starting your cabbage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Estes Park. It might get as low as -20°F during the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Estes Park and it will vary from year to year. Since half of the time in Estes Park it frosts late in the year after April 15 be ready to cover your cabbage if you have a late frost.

USDA Zone Info for Estes Park

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Estes Park

You may be interested in your other planting guides for Estes Park.