One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's a good idea to plant hemerocallis in El Centro by reviewing 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.

Since hemerocallis are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant hemerocallis in El Centro 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 fully mature. You can get started a few weeks earlier by starting your hemerocallis indoors.

Last Frost Date

In El Centro the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 30°F.

Remember that USDA zone info for El Centro may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in El Centro there is a last frost after January 31 so make sure that you are prepared to cover your hemerocallis if you have one of those late frosts.

USDA Zone Info for El Centro

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 El Centro

You may be interested in your other planting guides for El Centro.