When can I plant Euphorbia in Zone 10a

The USDA Zone info is a great tool for gardeners to help us determine our gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The USDA zone info for Zone 10a can be looked at to estimate when it's a good idea to plant euphorbia.


Planting Calendar for Euphorbia

Frost tolerance for euphorbia: Tolerant of a very small amount of frost.
When you should plant them: Up to 3 weeks before last frost.

Euphorbia tend to make it in very little cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

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

The earliest that you can plant euphorbia in Zone 10a is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant euphorbia and expect a good harvest is probably September. Any later than that and your euphorbia may not have a chance to really do well. Starting your euphorbia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Zone 10a. We should expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that our actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 10a and it will vary from year to year. Half of the time in Zone 10a last frost occurs after January 31 so make sure that you are ready to cover your euphorbia if we have a 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.