When to Plant Mexican Feather Grass in Sullivan, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden 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 Sullivan should be figured out by referring to 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.

Mexican Feather Grass tend to make it in some cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant mexican feather grass
Possibly ok, but a risky time to plant mexican feather grass
Probably not a good time to plant mexican feather grass

The earliest that you can plant mexican feather grass in Sullivan 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 fully mature. You can get started a little bit earlier by starting your mexican feather grass indoors.

Last Frost Date

In Sullivan the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Sullivan is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Sullivan it frosts late in the year after April 15 be ready to cover your mexican feather grass if you have a surprise late frost.

USDA Zone Info for Sullivan

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Sullivan

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