One of the first steps you take when you are making a decision about your gardening schedule is find your 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 earliest that you can plant trachelium in Torrance should be determined by reviewing the USDA zone info.

Planting Calendar for Trachelium

Frost tolerance for trachelium:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Trachelium do not do well in cold weather which means that you must wait until it warms up after the last frost before you can plant them.

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

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Torrance. You should expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for Torrance is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Torrance you get surprised by a frost after January 31 so be sure to be ready to protect your trachelium if you have one of those late frosts.

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.