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.

By reviewing the USDA zone info for Elizabeth City it's possible to estimate when you can plant thunbergia.

Planting Calendar for Thunbergia

Frost tolerance for thunbergia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Thunbergia require warm weather which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant thunbergia in Elizabeth City is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant thunbergia and expect a good harvest is probably August. If you wait any later than that and your thunbergia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your thunbergia indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Elizabeth City. You should expect an average low temperature of 10°F in the coldest months of winter.

Remember that USDA zone info for Elizabeth City is not always accurate and the actual date of last frost is different every year. Half of the time in Elizabeth City you get surprised by a frost after March 15 so just be sure to be ready to protect your thunbergia if you have a surprise late frost.

USDA Zone Info for Elizabeth City

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Elizabeth City

You may be interested in your other planting guides for Elizabeth City.