The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant black pepper in San Luis can be estimated by looking at the USDA zone info.

Planting Calendar for Black pepper

Frost tolerance for black pepper:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Black pepper require warm weather which tells us that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant black pepper in San Luis 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 black pepper and expect a good harvest is probably September. If you wait any later than that and your black pepper may not have a chance to fully mature. If you are starting your black pepper indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In San Luis the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for San Luis 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 Luis you get a frost after January 31 be ready to cover your black pepper if you have one of those late frosts.

USDA Zone Info for San Luis

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 Luis

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