The USDA Zone info is a great tool for gardeners to help us determine 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.

In Valley Center you can figure out when you can plant purple bell vines by reviewing 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 ok 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 Valley Center 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 fully mature. Starting your purple bell vines indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Valley Center. It might get as low as -5°F during the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Valley Center and it can change quite a bit from year to year. Half of the time in Valley Center you get a frost after April 15 so always be ready to cover your purple bell vines if you have a surprise late frost.

USDA Zone Info for Valley Center

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 Valley Center

You may be interested in your other planting guides for Valley Center.