Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when you can plant mecardonia by referring to the USDA zone info for Zone 10b.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Mecardonia do not do well in cold weather which tells us that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant mecardonia 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 mecardonia and expect a good harvest is probably September. Any later than that and your mecardonia may not have a chance to fully mature. Starting your mecardonia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 10b the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Zone 10b is just an average the actual date of last frost is different every year. Since half of the time in Zone 10b it frosts late in the year after January 31 be ready to cover your mecardonia in the event of a surprise 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 Low	35°F
Highest Expected Low	40°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 your other planting guides for Zone 10b.