When can I plant Copperleaf in Zone 10b

One of the first steps we take when we are figuring out 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.

You can estimate when it's the best time to plant copperleaf in Zone 10b by using the USDA zone info.


Planting Calendar for Copperleaf

Frost tolerance for copperleaf: Not tolerant of frost.
When you should plant them: After all chance of frost has passed.

It's a bad idea to plant copperleaf until after the last frost because they are not cold tolerant.

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

The earliest that you can plant copperleaf in Zone 10b 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 copperleaf and expect a good harvest is probably September. If you wait any later than that and your copperleaf may not have a chance to fully mature. If you are starting your copperleaf indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Zone 10b the average date of last frost happens on January 31. We should expect an average low temperature of 35°F in the coldest months of winter.

It's important to remember that our actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 10b and it will vary from year to year. Since half of the time in Zone 10b last frost occurs after January 31 be ready to cover your copperleaf in the event of a late frost.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low35°F
Highest Expected Low40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Zone 10b

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