One of the first steps you take when you are figuring out 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 USDA zone info for Signal Hill should be reviewed to figure out when to plant flowering tobacco.

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 do not do well in cold weather which tells us that you must wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Signal Hill 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 flowering tobacco and expect a good harvest is probably September. If you wait any later than that and your flowering tobacco may not have a chance to fully mature. Starting your flowering tobacco indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Signal Hill the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Signal Hill and it can change quite a bit from year to year. Since half of the time in Signal Hill last frost occurs after January 31 be ready to cover your flowering tobacco in the event of one of those late frosts.

USDA Zone Info for Signal Hill

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Signal Hill

You may be interested in your other planting guides for Signal Hill.