The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Coronado you can estimate when it's a good idea to plant coral bells by using the USDA zone info.

Planting Calendar for Coral Bells

Frost tolerance for coral bells:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since coral bells do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant coral bells in Coronado 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 coral bells and expect a good harvest is probably October. If you wait any later than that and your coral bells may not have a chance to fully mature. If you are starting your coral bells indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Coronado the average date of last frost happens on January 31. You can expect an average low temperature of 35°F in the coldest months of winter.

Remember that USDA zone info for Coronado is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Coronado you get a frost after January 31 be ready to protect your coral bells in the event of a late frost.

USDA Zone Info for Coronado

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 Coronado

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