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

The best time to plant nicotiana in Zone 9a should be figured out by reviewing the USDA zone info.

Planting Calendar for Nicotiana

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

It's probably not a good idea to plant nicotiana until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant nicotiana in Zone 9a 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 really do well. 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 Zone 9a. It might get as low as 20°F during the coldest months of winter.

It's important to remember that USDA zone info for Zone 9a 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 Zone 9a you get a frost after February 15 so make sure that you are prepared to cover your nicotiana in the event of one of those late frosts.

USDA Zone Info for Zone 9a

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Zone 9a

You may be interested in your other planting guides for Zone 9a.