One of the best tools that you have as gardeners to help us figure out 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.

In Poquoson you can estimate when it's the best time to plant vinca vine by using the USDA zone info.

Planting Calendar for Vinca Vine

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

Since vinca vine do well in moderate cold you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant vinca vine in Poquoson 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 vinca vine and expect a good harvest is probably September. Any later than that and your vinca vine may not have a chance to really do well. Starting your vinca vine indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Poquoson. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Poquoson is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Poquoson it frosts late in the year after March 15 be ready to cover your vinca vine if you have one of those late frosts.

USDA Zone Info for Poquoson

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 Poquoson

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