When to Plant Asparagus Fern in Zone 12b

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Zone 12b should be used to figure out when to plant asparagus fern.

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Planting Calendar for Asparagus Fern

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

Asparagus Fern require warm weather which means that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

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

The earliest that you can plant asparagus fern in Zone 12b 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 asparagus fern and expect a good harvest is probably November. You probably don't want to wait any later than that or else your asparagus fern may not have a chance to grow to maturity. Starting your asparagus fern indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 12b it never frosts. In the coldest months of winter you can expect an average low temperature of 55°F.

It's important to remember that USDA zone info for Zone 12b is just an average and the actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 12b you do not have to be ready to cover your asparagus fern in the event of a surprise late frost.

USDA Zone Info for Zone 12b

Here is the info for USDA Zone 12b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low55°F
Highest Expected Low60°F

This means that on a really cold year, the coldest it will get is 55°F. On most years you should be prepared to experience lows near 60°F.

Plants to Grow in Zone 12b

You may be interested in your other planting guides for Zone 12b.