One of the best tools that you have as gardeners to help us estimate 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.

In Yuma you can estimate when you can plant hemerocallis by referring to the USDA zone info.

Planting Calendar for Hemerocallis

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

Hemerocallis do ok in some cold which means that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant hemerocallis in Yuma 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 hemerocallis and expect a good harvest is probably October. Any later than that and your hemerocallis may not have a chance to grow to maturity. You can get started a little bit earlier by starting your hemerocallis indoors.

Last Frost Date

In Yuma the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Yuma is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Yuma there is a last frost after January 31 so be sure to be ready to protect your hemerocallis if you have a surprise late frost.

USDA Zone Info for Yuma

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Yuma

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