One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

It's possible to estimate when it's the best time to plant sanvitalia by reviewing the USDA zone info for Vista.

Planting Calendar for Sanvitalia

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

You can plant sanvitalia slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant sanvitalia in 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 sanvitalia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sanvitalia may not have a chance to grow to maturity. Starting your sanvitalia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Vista. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Vista may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Vista you get surprised by a frost after January 31 be ready to protect your sanvitalia in the event of one of those late frosts.

USDA Zone Info for Vista

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 Vista

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