One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

One way of determining when it's the best time to plant creeping zinnia is to look at the USDA zone info for Cathedral City.

Planting Calendar for Creeping Zinnia

Frost tolerance for creeping zinnia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant creeping zinnia a bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant creeping zinnia in Cathedral City 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 creeping zinnia and expect a good harvest is probably September. Any later than that and your creeping zinnia may not have a chance to fully mature. Starting your creeping zinnia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Cathedral City. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Cathedral City is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Cathedral City you get a frost after February 15 be ready to cover your creeping zinnia in the event of one of those late frosts.

USDA Zone Info for Cathedral City

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 Cathedral City

You may be interested in your other planting guides for Cathedral City.