One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for San Marcos you will be able to figure out when to plant veronica.

Planting Calendar for Veronica

Frost tolerance for veronica:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Veronica are moderately cold tolerant which tells us that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant veronica in San Marcos is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant veronica and expect a good harvest is probably October. If you wait any later than that and your veronica may not have a chance to really do well. If you are starting your veronica 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 San Marcos. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for San Marcos is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in San Marcos last frost occurs after January 31 be ready to cover your veronica 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.