One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when you can plant mexican feather grass by reviewing the USDA zone info for Knoxville.

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.

Mexican Feather Grass do well in a little bit of cold which means that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant mexican feather grass in Knoxville 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. If you wait any later than that and your mexican feather grass may not have a chance to really do well. Starting your mexican feather grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Knoxville. You should expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Knoxville is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Knoxville last frost occurs after April 15 be ready to cover your mexican feather grass in the event of one of those late frosts.

USDA Zone Info for Knoxville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Knoxville

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