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.

The first chance to plant bacopa in San Luis Obispo can be figured out by referring to the USDA zone info.

Planting Calendar for Bacopa

Frost tolerance for bacopa:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Bacopa tend to make it in very little cold which tells us that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant bacopa in San Luis Obispo 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 bacopa and expect a good harvest is probably September. Any later than that and your bacopa may not have a chance to fully mature. Starting your bacopa indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in San Luis Obispo. You can expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for San Luis Obispo may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in San Luis Obispo you get surprised by a frost after February 15 so always be ready to protect your bacopa if you have a surprise late frost.

USDA Zone Info for San Luis Obispo

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 Low	25°F
Highest Expected Low	30°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 San Luis Obispo

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