Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's possible to plant flowering tobacco in San Jose by reviewing the USDA zone info.

Planting Calendar for Flowering Tobacco

Frost tolerance for flowering tobacco:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Flowering Tobacco require warm weather which tells us that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant flowering tobacco in San Jose 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 flowering tobacco and expect a good harvest is probably September. You probably don't want to wait any later than that or else your flowering tobacco may not have a chance to grow to maturity. If you are starting your flowering tobacco indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In San Jose the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 25°F.

Keep in mind that USDA zone info for San Jose is just an average and the actual date of last frost changes from year to year. Half of the time in San Jose it frosts late in the year after February 15 so always be ready to cover your flowering tobacco if you have a late frost.

USDA Zone Info for San Jose

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 San Jose

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