One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

A way of getting a good idea when you can plant nicotiana is to refer to the USDA zone info for Corona.

Planting Calendar for Nicotiana

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

You really shouldn't plant nicotiana until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant nicotiana in Corona 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 grow to maturity. 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 Corona. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Corona may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Corona it frosts late in the year after February 15 be ready to cover your nicotiana if you have a late frost.

USDA Zone Info for Corona

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 Corona

You may be interested in your other planting guides for Corona.