Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Commerce City you will be able to estimate when it's possible to plant chard.

Planting Calendar for Chard

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

You can plant chard a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant chard in Commerce City 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 chard and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chard may not have a chance to fully mature. Starting your chard indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Commerce City. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Commerce City is just an average and the actual date of last frost changes from year to year. Since half of the time in Commerce City last frost occurs after April 15 be ready to cover your chard if you have one of those late frosts.

USDA Zone Info for Commerce City

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 Commerce City

You may be interested in your other planting guides for Commerce City.