One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when to plant mecardonia in El Cajon by looking at the USDA zone info.

Planting Calendar for Mecardonia

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

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

The earliest that you can plant mecardonia in El Cajon 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. If you wait 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 El Cajon the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 30°F.

Remember that USDA zone info for El Cajon is an average and the actual date of last frost changes from year to year. Half of the time in El Cajon you get surprised by a frost after January 31 so always be ready to cover your mecardonia if you have one of those late frosts.

USDA Zone Info for El Cajon

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 Low	30°F
Highest Expected Low	35°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 El Cajon

You may be interested in your other planting guides for El Cajon.