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

The best time to plant mexican feather grass in Iowa Falls should be determined by looking at the USDA zone info.

Planting Calendar for Mexican Feather Grass

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

Since mexican feather grass do well in moderate cold you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant mexican feather grass in Iowa Falls 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 mexican feather grass and expect a good harvest is probably September. Any later than that and your mexican feather grass may not have a chance to fully mature. Starting your mexican feather grass indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Iowa Falls. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Iowa Falls is not always accurate the actual date of last frost is different every year. Half of the time in Iowa Falls you get surprised by a frost after April 15 so make sure that you are ready to protect your mexican feather grass in the event of one of those late frosts.

USDA Zone Info for Iowa Falls

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 Iowa Falls

You may be interested in your other planting guides for Iowa Falls.