One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's a good idea to plant portulaca in Hawthorne by using the USDA zone info.

Planting Calendar for Portulaca

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

It's probably not a good idea to plant portulaca until after the last frost because they require warm weather.

The earliest that you can plant portulaca in Hawthorne 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 portulaca and expect a good harvest is probably September. Any later than that and your portulaca may not have a chance to really do well. You can get started a couple of weeks earlier by starting your portulaca indoors.

Last Frost Date

On average the last frost is on January 31 in Hawthorne. It might get as low as 35°F during the coldest months of winter.

It's important to remember that USDA zone info for Hawthorne is not always accurate and the actual date of last frost is different every year. Half of the time in Hawthorne you get surprised by a frost after January 31 so be sure to be ready to protect your portulaca in the event of a surprise late frost.

USDA Zone Info for Hawthorne

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 Hawthorne

You may be interested in your other planting guides for Hawthorne.