The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Zebulon you can figure out when it's a good idea to plant erysimum by reviewing the USDA zone info.

Planting Calendar for Erysimum

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

Since erysimum do well in moderate cold you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant erysimum in Zebulon 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 erysimum and expect a good harvest is probably September. Any later than that and your erysimum may not have a chance to grow to maturity. Starting your erysimum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Zebulon. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Zebulon may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Zebulon you get a frost after April 15 so just be sure to be ready to protect your erysimum in the event of one of those late frosts.

USDA Zone Info for Zebulon

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 Zebulon

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