When can I plant Violas in Zone 11a

One of the first steps we take when we are estimating our gardening schedule is find our 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.

The first opportunity to plant violas in Zone 11a can be figured out by reviewing the USDA zone info.


Planting Calendar for Violas

Frost tolerance for violas: Very tolerant of frost.
When you should plant them: Up to 7 weeks before last frost.

You can plant violas quite a bit earlier in the year because they are very cold tolerant.

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

The earliest that you can plant violas in Zone 11a 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 violas and expect a good harvest is probably November. Any later than that and your violas may not have a chance to fully mature. If you are starting your violas indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 11a it never frosts. We can expect an average low temperature of 40°F in the coldest months of winter.

Remember that our actual date of last frost is just an average because it is based on the USDA zone info for Zone 11a and it can change quite a bit from year to year. Since it never frosts in Zone 11a you do not have to be ready to protect your violas in the event of a surprise late frost.

USDA Zone Info for Zone 11a

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low40°F
Highest Expected Low45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Zone 11a

You may be interested in our other planting guides for Zone 11a.