One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. 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 Walterboro should be reviewed to determine when it's possible to plant iberis.

Planting Calendar for Iberis

Frost tolerance for iberis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Iberis do well in moderate cold which tells us that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant iberis in Walterboro 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 iberis and expect a good harvest is probably September. If you wait any later than that and your iberis may not have a chance to fully mature. You can get started a few weeks earlier by starting your iberis indoors.

Last Frost Date

In Walterboro the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Walterboro is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Walterboro last frost occurs after March 15 be ready to protect your iberis in the event of one of those late frosts.

USDA Zone Info for Walterboro

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Walterboro

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