The USDA Zone info is a great tool for gardeners to help us determine 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 Yucaipa can be reviewed to estimate when to plant mecardonia.

Planting Calendar for Mecardonia

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

Since mecardonia do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant mecardonia in Yucaipa is March. However, you really should wait until April 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 grow to maturity. Starting your mecardonia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Yucaipa. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Yucaipa is an average the actual date of last frost is different every year. Half of the time in Yucaipa there is a last frost after February 15 so always be ready to protect your mecardonia if you have a surprise late frost.

USDA Zone Info for Yucaipa

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Yucaipa

You may be interested in your other planting guides for Yucaipa.