Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Crystal Springs you can estimate when you can plant osteospermum by reviewing 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 are moderately cold tolerant which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant osteospermum in Crystal Springs 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. If you wait any later than that and your osteospermum may not have a chance to really do well. You can get started a few weeks earlier by starting your osteospermum indoors.

Last Frost Date

On average the last frost is on March 15 in Crystal Springs. It might get as low as 10°F during the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Crystal Springs and it is different every year. Since half of the time in Crystal Springs you get surprised by a frost after March 15 be ready to protect your osteospermum if you have a late frost.

USDA Zone Info for Crystal Springs

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 Crystal Springs

You may be interested in your other planting guides for Crystal Springs.