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When to Plant Bower Vine in South San Francisco, CA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In South San Francisco you can estimate when it's the best time to plant bower vine by referring to the USDA zone info.

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Planting Calendar for Bower Vine

Frost tolerance for bower vine: Not tolerant of frost.
When to plant: After the last frost.

Since bower vine are not cold tolerant you need to wait until after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant bower vine
Possibly ok, but a risky time to plant bower vine
Probably not a good time to plant bower vine

The earliest that you can plant bower vine in South San Francisco 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 bower vine and expect a good harvest is probably September. Any later than that and your bower vine may not have a chance to really do well. If you are starting your bower vine indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in South San Francisco. In the coldest months of winter you can expect an average low temperature of 30°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for South San Francisco and it will vary from year to year. Since half of the time in South San Francisco you get surprised by a frost after January 31 be ready to cover your bower vine in the event of a late frost.

USDA Zone Info for South San Francisco

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in South San Francisco

You may be interested in your other planting guides for South San Francisco.