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.

The USDA zone info for Torrance can be reffered to in order to figure out when you can plant tropical hibiscus.

Planting Calendar for Tropical Hibiscus

Frost tolerance for tropical hibiscus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You should not plant tropical hibiscus until after the last frost because they do not do well in cold weather.

The earliest that you can plant tropical hibiscus in Torrance 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 tropical hibiscus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your tropical hibiscus may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your tropical hibiscus indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Torrance may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Torrance there is a last frost after January 31 be ready to protect your tropical hibiscus if you have a late frost.

USDA Zone Info for Torrance

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 Torrance

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