One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Manhattan Beach you can estimate when to plant lithospermum by looking at the USDA zone info.

Planting Calendar for Lithospermum

Frost tolerance for lithospermum:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant lithospermum until after the last frost because they do not do well in cold weather.

The earliest that you can plant lithospermum in Manhattan Beach 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 lithospermum and expect a good harvest is probably September. If you wait any later than that and your lithospermum may not have a chance to really do well. You can get started a little bit earlier by starting your lithospermum indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Manhattan Beach. In the coldest months of winter you should expect an average low temperature of 35°F.

Since the USDA zone info for Manhattan Beach is an average the actual date of last frost is different every year. Half of the time in Manhattan Beach you get a frost after January 31 so just be sure to be ready to protect your lithospermum in the event of a surprise late frost.

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.