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

A way of estimating when it's possible to plant hemerocallis is to look at the USDA zone info for Yelm.

Planting Calendar for Hemerocallis

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

You can plant hemerocallis just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant hemerocallis in Yelm 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. You probably don't want to wait any later than that or else your hemerocallis may not have a chance to really do well. You can get started a little bit earlier by starting your hemerocallis indoors.

Last Frost Date

The average date of last frost is March 15 in Yelm. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Yelm is not always accurate the actual date of last frost changes from year to year. Since half of the time in Yelm last frost occurs after March 15 be ready to cover your hemerocallis in the event of a late frost.

USDA Zone Info for Yelm

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Yelm

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