When can I plant Monarda in Zone 10a

The USDA Zone info is a great tool for gardeners to help us estimate 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.

In Zone 10a you can figure out when to plant monarda by looking at the USDA zone info.


Planting Calendar for Monarda

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

You can plant monarda slightly earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

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

The earliest that you can plant monarda 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 monarda and expect a good harvest is probably September. Any later than that and your monarda may not have a chance to grow to maturity. Starting your monarda indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 10a the average date of last frost happens on January 31. It might get as low as 30°F during 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 is different every year. Half of the time in Zone 10a last frost occurs after January 31 so make sure that you are prepared to cover your monarda in the event of 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.