The USDA Zone info is a great tool for gardeners to help us determine 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.

In Charlotte you can estimate when it's the best time to plant aurinia by using the USDA zone info.

Planting Calendar for Aurinia

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

Aurinia are very cold tolerant which tells us that you can plant them much earlier than more sensitive plants.

The earliest that you can plant aurinia in Charlotte 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 aurinia and expect a good harvest is probably September. Any later than that and your aurinia may not have a chance to grow to maturity. If you are starting your aurinia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Charlotte. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Charlotte is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Charlotte you get surprised by a frost after April 15 so be sure to be ready to protect your aurinia in the event of one of those late frosts.

USDA Zone Info for Charlotte

Here is the info for USDA Zone 5b.

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

Plants to Grow in Charlotte

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