One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for College Station it's a good idea to determine when to plant purple bell vines.

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 can survive in very little cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant purple bell vines in College Station is March. However, you really should wait until April 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 August. You probably don't want to wait any later than that or else your purple bell vines may not have a chance to fully mature. You can get started a few weeks earlier by starting your purple bell vines indoors.

Last Frost Date

The average date of last frost is March 15 in College Station. In the coldest months of winter you should expect an average low temperature of 15°F.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for College Station and it can change quite a bit from year to year. Since half of the time in College Station it frosts late in the year after March 15 be ready to protect your purple bell vines in the event of a surprise late frost.

USDA Zone Info for College Station

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in College Station

You may be interested in your other planting guides for College Station.