One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for South Lake Tahoe should be reffered to in order to figure out 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 are barely cold tolerant which tells us that you can get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant purple bell vines in South Lake Tahoe 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 few weeks earlier by starting your purple bell vines indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in South Lake Tahoe. You can expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for South Lake Tahoe and it can change quite a bit from year to year. Half of the time in South Lake Tahoe it frosts late in the year after April 15 so make sure that you are ready to cover your purple bell vines in the event of a surprise late frost.

USDA Zone Info for South Lake Tahoe

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in South Lake Tahoe

You may be interested in your other planting guides for South Lake Tahoe.