Before planting it is a good idea to find your USDA Zone info to determine 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.

You can figure out when it's possible to plant pearl onions in Fairmont by using the USDA zone info.

Planting Calendar for Pearl onions

Frost tolerance for pearl onions:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant pearl onions slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant pearl onions in Fairmont is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant pearl onions and expect a good harvest is probably August. If you wait any later than that and your pearl onions may not have a chance to really do well. If you are starting your pearl onions indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Fairmont. You can expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Fairmont is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Fairmont you get surprised by a frost after April 15 so be sure to be ready to cover your pearl onions if you have a surprise late frost.

USDA Zone Info for Fairmont

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 Fairmont

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