The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's the best time to plant lisianthus is to examine the USDA zone info for San Fernando.

Planting Calendar for Lisianthus

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

Since lisianthus are not cold tolerant it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant lisianthus in San Fernando 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 lisianthus and expect a good harvest is probably September. Any later than that and your lisianthus may not have a chance to fully mature. Starting your lisianthus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In San Fernando the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for San Fernando may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in San Fernando last frost occurs after January 31 so always be ready to cover your lisianthus in the event of one of those late frosts.

USDA Zone Info for San Fernando

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in San Fernando

You may be interested in your other planting guides for San Fernando.