The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of figuring out when it's possible to plant tithonia is to refer to the USDA zone info for Fort Bragg.

Planting Calendar for Tithonia

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

Since tithonia do not do well in cold weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant tithonia in Fort Bragg 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 tithonia and expect a good harvest is probably September. Any later than that and your tithonia may not have a chance to really do well. Starting your tithonia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Fort Bragg. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Fort Bragg is just an average the actual date of last frost is different every year. Half of the time in Fort Bragg last frost occurs after February 15 so be sure to be ready to protect your tithonia if you have a late frost.

USDA Zone Info for Fort Bragg

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 Fort Bragg

You may be interested in your other planting guides for Fort Bragg.