The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when to plant eggplants in San Luis by checking out the USDA zone info.

Planting Calendar for Eggplants

Frost tolerance for eggplants:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant eggplants until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant eggplants 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 eggplants and expect a good harvest is probably September. Any later than that and your eggplants may not have a chance to grow to maturity. If you are starting your eggplants indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in San Luis. 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 an average because it is based on the USDA zone info for San Luis and it will vary from year to year. Half of the time in San Luis you get a frost after January 31 so make sure that you are ready to cover your eggplants 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.