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.

By looking at the USDA zone info for Antioch you will be able to figure out when to plant vinca vine.

Planting Calendar for Vinca Vine

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

Vinca Vine do well in moderate cold which tells us that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant vinca vine in Antioch is January. However, you really should wait until February 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 October. You probably don't want to wait any later than that or else your vinca vine may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your vinca vine indoors.

Last Frost Date

In Antioch the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Antioch is not always accurate the actual date of last frost changes from year to year. Half of the time in Antioch last frost occurs after February 15 so make sure that you are prepared to cover your vinca vine if you have one of those late frosts.

USDA Zone Info for Antioch

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Antioch

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