Before planting it is a good idea to find your USDA Zone info to figure out 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 determine when it's the best time to plant osteospermum in Fort Worth by using the USDA zone info.

Planting Calendar for Osteospermum

Frost tolerance for osteospermum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Osteospermum do well in moderate cold which tells us that you can plant them earlier than more sensitive plants.

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

Last Frost Date

The average date of last frost is March 15 in Fort Worth. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Fort Worth is not always accurate the actual date of last frost is different every year. Since half of the time in Fort Worth it frosts late in the year after March 15 be ready to cover your osteospermum in the event of a surprise late frost.

USDA Zone Info for Fort Worth

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Fort Worth

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