One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for San Pablo you should be able to estimate when it's a good idea to plant nicotiana.

Planting Calendar for Nicotiana

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

Since nicotiana do not do well in cold weather it is necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant nicotiana in San Pablo 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. Any later than that and your nicotiana may not have a chance to grow to maturity. You can get started a little bit earlier by starting your nicotiana indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in San Pablo. In the coldest months of winter you can expect an average low temperature of 30°F.

Always keep in mind that USDA zone info for San Pablo is just an average and the actual date of last frost will vary from year to year. Half of the time in San Pablo you get surprised by a frost after January 31 so always be ready to protect your nicotiana in the event of one of those late frosts.

USDA Zone Info for San Pablo

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 Pablo

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