When can I plant Liatris in Zone 10a

One of the best tools that we have as gardeners to help us figure out 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.

It's a good idea to estimate when you can plant liatris by checking out the USDA zone info for Zone 10a.


Planting Calendar for Liatris

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

Liatris do well in cold weather which tells us that you can plant them much earlier in the year than other frost tender plants.

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

The earliest that you can plant liatris in Zone 10a 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 liatris and expect a good harvest is probably October. If you wait any later than that and your liatris may not have a chance to really do well. If you are starting your liatris indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Zone 10a. In the coldest months of winter we can expect an average low temperature of 30°F.

Since the USDA zone info for Zone 10a is an average our actual date of last frost is different every year. Half of the time in Zone 10a last frost occurs after January 31 so always be ready to cover your liatris if we have a surprise late frost.

USDA Zone Info for Zone 10a

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Zone 10a

You may be interested in our other planting guides for Zone 10a.