One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Manhattan Beach you should be able to determine when to plant osteospermum.

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 some cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant osteospermum in Manhattan Beach is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant osteospermum and expect a good harvest is probably October. Any later than that and your osteospermum may not have a chance to fully mature. You can get started a few weeks earlier by starting your osteospermum indoors.

Last Frost Date

The average date of last frost is January 31 in Manhattan Beach. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Manhattan Beach is an average the actual date of last frost changes from year to year. Half of the time in Manhattan Beach there is a last frost after January 31 so be sure to be ready to cover your osteospermum in the event of one of those late frosts.

USDA Zone Info for Manhattan Beach

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 Manhattan Beach

You may be interested in your other planting guides for Manhattan Beach.