When can I plant Black Eyed Susans in Zone 12a

One of the first steps we take when we are getting a good idea 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.

It's possible to determine when you can plant black eyed susans by looking at the USDA zone info for Zone 12a.


Planting Calendar for Black Eyed Susans

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

Black Eyed Susans are not cold tolerant which means that you really should wait until it warms up after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant black eyed susans
Possibly ok, but a risky time to plant black eyed susans
Probably not a good time to plant black eyed susans

The earliest that you can plant black eyed susans 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 black eyed susans and expect a good harvest is probably November. You probably don't want to wait any later than that or else your black eyed susans may not have a chance to really do well. If you are starting your black eyed susans 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. We should expect an average low temperature of 50°F in the coldest months of winter.

Since the USDA zone info for Zone 12a is not always accurate our actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 12a you do not have to be ready to cover your black eyed susans in the event of a surprise 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.