The USDA Zone info is a great tool for gardeners to help us figure out 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 earliest that you can plant purple bell vines in Sinton can be determined by referring to the USDA zone info.

Planting Calendar for Purple Bell Vines

Frost tolerance for purple bell vines:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Purple Bell Vines do well in very little cold which tells us that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant purple bell vines in Sinton 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 purple bell vines and expect a good harvest is probably September. If you wait any later than that and your purple bell vines may not have a chance to really do well. You can get started a few weeks earlier by starting your purple bell vines indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Sinton. In the coldest months of winter you can expect an average low temperature of 20°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Sinton and it can change quite a bit from year to year. Half of the time in Sinton you get a frost after February 15 so just be sure to be ready to protect your purple bell vines in the event of a late frost.

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.