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.

In Chula Vista you can estimate when it's a good idea to plant stocks by using the USDA zone info.

Planting Calendar for Stocks

Frost tolerance for stocks:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Stocks are barely cold tolerant which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant stocks in Chula Vista 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 stocks and expect a good harvest is probably September. You probably don't want to wait any later than that or else your stocks may not have a chance to fully mature. If you are starting your stocks indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Chula Vista. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Chula Vista is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Chula Vista you get a frost after January 31 be ready to protect your stocks if you have a 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.