One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant purple coneflower in Desert Hot Springs can be determined by reviewing the USDA zone info.

Planting Calendar for Purple Coneflower

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

Purple Coneflower do well in some cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant purple coneflower in Desert Hot Springs 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 purple coneflower and expect a good harvest is probably September. Any later than that and your purple coneflower may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your purple coneflower indoors.

Last Frost Date

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

Since the USDA zone info for Desert Hot Springs is an average the actual date of last frost changes from year to year. Half of the time in Desert Hot Springs you get surprised by a frost after February 15 so just be sure to be ready to cover your purple coneflower in the event of a late frost.

USDA Zone Info for Desert Hot Springs

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 Desert Hot Springs

You may be interested in your other planting guides for Desert Hot Springs.