The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Simpsonville can be read to determine when it's possible to plant shallots.

Planting Calendar for Shallots

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

You can plant shallots a bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant shallots in Simpsonville 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 shallots and expect a good harvest is probably August. Any later than that and your shallots may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your shallots indoors.

Last Frost Date

The average date of last frost is April 15 in Simpsonville. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Simpsonville is just an average the actual date of last frost will vary from year to year. Half of the time in Simpsonville there is a last frost after April 15 so always be ready to cover your shallots if you have a late frost.

USDA Zone Info for Simpsonville

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Simpsonville

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