Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when it's the best time to plant purple bell vines is to examine the USDA zone info for Independence.

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.

Since purple bell vines are barely cold tolerant 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 Independence 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. If you wait any later than that and your purple bell vines may not have a chance to really do well. Starting your purple bell vines indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Independence the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Independence is an average the actual date of last frost is different every year. Since half of the time in Independence you get a frost after April 15 be ready to protect your purple bell vines if you have one of those late frosts.

USDA Zone Info for Independence

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Independence

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