One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Naperville it's a good idea to figure out when to plant mexican feather grass.

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 are moderately cold tolerant you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant mexican feather grass in Naperville 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. You probably don't want to wait any later than that or else your mexican feather grass may not have a chance to grow to maturity. You can get started a little bit earlier by starting your mexican feather grass indoors.

Last Frost Date

In Naperville the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Naperville is an average the actual date of last frost changes from year to year. Half of the time in Naperville there is a last frost after April 15 so always be ready to protect your mexican feather grass in the event of a surprise late frost.

USDA Zone Info for Naperville

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 Naperville

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