One of the first steps you take when you are determining 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.

In Desert Hot Springs you can estimate when it's a good idea to plant rhubarb by using the USDA zone info.

Planting Calendar for Rhubarb

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

You can plant rhubarb a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant rhubarb in Desert Hot Springs 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 rhubarb and expect a good harvest is probably October. Any later than that and your rhubarb may not have a chance to grow to maturity. Starting your rhubarb indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Desert Hot Springs is not always accurate and the actual date of last frost changes from year to year. Half of the time in Desert Hot Springs last frost occurs after February 15 so always be ready to protect your rhubarb in the event of one of those late frosts.

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.