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

The USDA zone info for Williamsburg should be read to figure out when to plant myosotis.

Planting Calendar for Myosotis

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

Myosotis do well in moderate cold which tells us that you can plant them earlier than other plants that might not handle the cold.

The earliest that you can plant myosotis 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 myosotis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your myosotis may not have a chance to really do well. You can get started a couple of weeks earlier by starting your myosotis indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Williamsburg. It might get as low as 5°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Williamsburg and it will vary from year to year. Half of the time in Williamsburg there is a last frost after April 15 so make sure that you are ready to cover your myosotis if you have a surprise late frost.

USDA Zone Info for Williamsburg

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 Williamsburg

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