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.

By using the USDA zone info for Sinton you will be able to determine when it's a good idea 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 are moderately cold tolerant which tells us that you can start planting them earlier than more sensitive plants.

The earliest that you can plant vinca vine in Sinton 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. If you wait any later than that and your vinca vine may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your vinca vine indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Sinton. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Sinton is just an average the actual date of last frost changes from year to year. Since half of the time in Sinton you get surprised by a frost after February 15 be ready to cover your vinca vine in the event of one of those late frosts.

USDA Zone Info for Sinton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Sinton

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