One of the first steps you take when you are making a decision about 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.

In Loma Linda you can estimate when it's the best time to plant trachelium by referring to the USDA zone info.

Planting Calendar for Trachelium

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

Since trachelium are not cold tolerant you really should wait until after the last frost before you can plant them.

The earliest that you can plant trachelium in Loma Linda is March. However, you really should wait until April 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. If you wait any later than that and your trachelium may not have a chance to grow to maturity. If you are starting your trachelium indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Loma Linda. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Loma Linda is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Loma Linda you get a frost after February 15 so make sure that you are prepared to protect your trachelium in the event of a late frost.

USDA Zone Info for Loma Linda

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Loma Linda

You may be interested in your other planting guides for Loma Linda.