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

It's possible to figure out when it's the best time to plant roses by referring to the USDA zone info for Williamsburg.

Planting Calendar for Roses

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

You can plant roses a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant roses in Williamsburg 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 roses and expect a good harvest is probably September. If you wait any later than that and your roses may not have a chance to really do well. You can get started a little bit earlier by starting your roses indoors.

Last Frost Date

On average the last frost is on April 15 in Williamsburg. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Williamsburg is an average the actual date of last frost will vary from year to year. Half of the time in Williamsburg last frost occurs after April 15 so be sure to be ready to cover your roses in the event of a late frost.

USDA Zone Info for Williamsburg

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Williamsburg

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