When to Plant Garlic in Maryville, IL

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Maryville can be reffered to in order to figure out when it's the best time to plant garlic.


Planting Calendar for Garlic

Frost tolerance for garlic: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Garlic tend to make it in pretty solid cold which tells us that you can plant them earlier in the year than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant garlic
Possibly ok, but a risky time to plant garlic
Probably not a good time to plant garlic

The earliest that you can plant garlic in Maryville 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 garlic and expect a good harvest is probably September. Any later than that and your garlic may not have a chance to really do well. If you are starting your garlic indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Maryville. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Maryville and it can change quite a bit from year to year. Since half of the time in Maryville there is a last frost after April 15 be ready to cover your garlic in the event of one of those late frosts.

USDA Zone Info for Maryville

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 Maryville

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