When can I plant Schizanthus in Zone 12a

One of the best tools that we have as gardeners to help us determine our 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 our area.

By reviewing the USDA zone info for Zone 12a it's a good idea to figure out when it's the best time to plant schizanthus.


Planting Calendar for Schizanthus

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

Since schizanthus require warm weather it's necessary to wait until after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant schizanthus
Possibly ok, but a risky time to plant schizanthus
Probably not a good time to plant schizanthus

The earliest that you can plant schizanthus in Zone 12a 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 schizanthus and expect a good harvest is probably November. You probably don't want to wait any later than that or else your schizanthus may not have a chance to really do well. If you are starting your schizanthus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 12a it never frosts. In the coldest months of winter we should expect an average low temperature of 50°F.

Always keep in mind that USDA zone info for Zone 12a is not always accurate and our actual date of last frost changes from year to year. Since it never frosts in Zone 12a you do not have to be ready to protect your schizanthus in the event of a late frost.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low50°F
Highest Expected Low55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in our other planting guides for Zone 12a.