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 using the USDA zone info for La Mesa you should be able to determine when to plant nicotiana.

Planting Calendar for Nicotiana

Frost tolerance for nicotiana:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant nicotiana until after the last frost has passed because they require warm weather.

The earliest that you can plant nicotiana in La Mesa 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 nicotiana and expect a good harvest is probably September. You probably don't want to wait any later than that or else your nicotiana may not have a chance to fully mature. Starting your nicotiana indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for La Mesa 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 La Mesa you get a frost after January 31 so always be ready to protect your nicotiana in the event of a surprise late frost.

USDA Zone Info for La Mesa

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 La Mesa

You may be interested in your other planting guides for La Mesa.