Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when you can plant pansies by referring to the USDA zone info for Chula Vista.

Planting Calendar for Pansies

Frost tolerance for pansies:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant pansies earlier in the year because they are very cold tolerant.

The earliest that you can plant pansies in Chula Vista is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant pansies and expect a good harvest is probably October. If you wait any later than that and your pansies may not have a chance to grow to maturity. Starting your pansies indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Chula Vista the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Chula Vista is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Chula Vista there is a last frost after January 31 so always be ready to cover your pansies in the event of a surprise late frost.

USDA Zone Info for Chula Vista

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 Chula Vista

You may be interested in your other planting guides for Chula Vista.