The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant chard in Ames can be determined by looking at the USDA zone info.

Planting Calendar for Chard

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

Chard are moderately cold tolerant which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant chard in Ames 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 few weeks earlier.

Last Frost Date

In Ames the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Ames is an average the actual date of last frost will vary from year to year. Half of the time in Ames it frosts late in the year after April 15 so make sure that you are prepared to protect your chard if you have one of those late frosts.

USDA Zone Info for Ames

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 Ames

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