One of the first steps you take when you are getting a good idea 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.

The earliest that you can plant nicotiana in Suisun City should be estimated by checking out the USDA zone info.

Planting Calendar for Nicotiana

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

It's a bad idea to plant nicotiana until after the last frost because they require warm weather.

The earliest that you can plant nicotiana in Suisun City is March. However, you really should wait until April 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. If you wait any later than that and your nicotiana may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your nicotiana indoors.

Last Frost Date

The average date of last frost is February 15 in Suisun City. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Suisun City may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Suisun City you get a frost after February 15 be ready to cover your nicotiana in the event of a surprise late frost.

USDA Zone Info for Suisun City

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 Suisun City

You may be interested in your other planting guides for Suisun City.