One of the first steps you take when you are determining 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.

You can estimate when it's possible to plant bower vine in San Marcos by reviewing the USDA zone info.

Planting Calendar for Bower Vine

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

It's a bad idea to plant bower vine until after the last frost because they are not cold tolerant.

The earliest that you can plant bower vine in San Marcos 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. If you wait 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 little bit earlier.

Last Frost Date

The average date of last frost is January 31 in San Marcos. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for San Marcos is not always accurate the actual date of last frost will vary from year to year. Half of the time in San Marcos it frosts late in the year after January 31 so always be ready to cover your bower vine in the event of a surprise late frost.

USDA Zone Info for San Marcos

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 Low	30°F
Highest Expected Low	35°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 San Marcos

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