When can I plant Purple Bell Vines in Zone 9b

One of the first steps we take when we are determining our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The earliest that you can plant purple bell vines in Zone 9b can be figured out by referring to 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 you should plant them: Up to 3 weeks before last frost.

Since purple bell vines are barely cold tolerant you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant purple bell vines
Possibly ok, but a risky time to plant purple bell vines
Probably not a good time to plant purple bell vines

The earliest that you can plant purple bell vines in Zone 9b is February. However, you really should wait until March 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 September. 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 little bit earlier.

Last Frost Date

In Zone 9b the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that our actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 9b and it changes from year to year. Half of the time in Zone 9b last frost occurs after February 15 so be sure to be ready to cover your purple bell vines if we have a surprise late frost.

USDA Zone Info for Zone 9b

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Zone 9b

You may be interested in our other planting guides for Zone 9b.