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When to Plant Mexican Feather Grass in Decatur, IL

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of making a decision about when to plant mexican feather grass is to examine the USDA zone info for Decatur.

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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 moderate cold which means that you can get them planted earlier than plants that are more sensitive to 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 Decatur 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. If you are starting your mexican feather grass indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Decatur. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Decatur may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Decatur it frosts late in the year after April 15 be ready to cover your mexican feather grass in the event of a surprise late frost.

USDA Zone Info for Decatur

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 Decatur

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