When to Plant Tritoma in Zone 11a

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

The USDA zone info for Zone 11a should be looked at to determine when it's possible to plant tritoma.


Planting Calendar for Tritoma

Frost tolerance for tritoma: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Tritoma tend to make it in a bit of cold which tells us that you can plant them much earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant tritoma in Zone 11a 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 tritoma and expect a good harvest is probably November. You probably don't want to wait any later than that or else your tritoma may not have a chance to grow to maturity. Starting your tritoma indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Zone 11a it never frosts. In the coldest months of winter you can expect an average low temperature of 40°F.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 11a and it is different every year. Since it never frosts in Zone 11a you do not have to be ready to cover your tritoma if you have one of those late frosts.

USDA Zone Info for Zone 11a

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low40°F
Highest Expected Low45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Zone 11a

You may be interested in your other planting guides for Zone 11a.