Before planting it is a good idea to find your USDA Zone info to determine 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 making a decision about when it's a good idea to plant purple bell vines is to refer to the USDA zone info for Richmond.

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 are barely cold tolerant which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant purple bell vines in Richmond 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. Any later than that and your purple bell vines may not have a chance to fully mature. You can get started a little bit earlier by starting your purple bell vines indoors.

Last Frost Date

The average date of last frost is April 15 in Richmond. It might get as low as 0°F during the coldest months of winter.

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 Richmond and it can change quite a bit from year to year. Since half of the time in Richmond last frost occurs after April 15 be ready to cover your purple bell vines in the event of one of those late frosts.

USDA Zone Info for Richmond

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Richmond

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