When can I plant Oxalis in Zone 12a

One of the first steps we take when we are determining our gardening schedule is find our USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

You can figure out when it's possible to plant oxalis in Zone 12a by looking at the USDA zone info.


Planting Calendar for Oxalis

Frost tolerance for oxalis: Not tolerant of frost.
When you should plant them: After the last frost when the weather gets warmer.

Since oxalis do not do well in cold weather it's important to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant oxalis 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 oxalis and expect a good harvest is probably November. Any later than that and your oxalis may not have a chance to really do well. You can get started a few weeks earlier by starting your oxalis indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Zone 12a may not be accurate from year to year and our actual date of last frost is different every year. Since it never frosts in Zone 12a you do not have to be ready to cover your oxalis if we have 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.