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

In Pueblo you can determine when it's possible to plant spinach by checking out the USDA zone info.

Planting Calendar for Spinach

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

Since spinach do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant spinach in Pueblo 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 spinach and expect a good harvest is probably September. You probably don't want to wait any later than that or else your spinach may not have a chance to really do well. You can get started a few weeks earlier by starting your spinach indoors.

Last Frost Date

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

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Pueblo and it changes from year to year. Since half of the time in Pueblo you get a frost after April 15 be ready to cover your spinach in the event of a late frost.

USDA Zone Info for Pueblo

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Pueblo

You may be interested in your other planting guides for Pueblo.