The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when to plant nolana in Signal Hill by reviewing the USDA zone info.

Planting Calendar for Nolana

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

Nolana require warm weather which tells us that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant nolana in Signal Hill 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 nolana and expect a good harvest is probably September. Any later than that and your nolana may not have a chance to really do well. Starting your nolana indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Signal Hill the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 35°F.

Since the USDA zone info for Signal Hill is not always accurate the actual date of last frost is different every year. Since half of the time in Signal Hill you get surprised by a frost after January 31 be ready to protect your nolana if you have one of those late frosts.

USDA Zone Info for Signal Hill

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 Signal Hill

You may be interested in your other planting guides for Signal Hill.