One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant schizanthus in Vista can be figured out by referring to the USDA zone info.

Planting Calendar for Schizanthus

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

It's probably not a good idea to plant schizanthus until after the last frost has passed because they require warm weather.

The earliest that you can plant schizanthus 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 schizanthus and expect a good harvest is probably September. Any later than that and your schizanthus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your schizanthus indoors.

Last Frost Date

The average date of last frost is January 31 in Vista. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Vista is an average the actual date of last frost will vary from year to year. Half of the time in Vista you get surprised by a frost after January 31 so make sure that you are ready to protect your schizanthus in the event of a late frost.

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.