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

You can estimate when it's possible to plant hemerocallis in Gilberts by using 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 can survive in mild cold which means that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant hemerocallis in Gilberts 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 hemerocallis and expect a good harvest is probably September. Any later than that and your hemerocallis may not have a chance to really do well. You can get started a few weeks earlier by starting your hemerocallis indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Gilberts. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Gilberts is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Gilberts there is a last frost after April 15 so make sure that you are ready to protect your hemerocallis if you have a surprise late frost.

USDA Zone Info for Gilberts

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Gilberts

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