Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Coos Bay you can estimate when it's possible to plant hemerocallis 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.

You can plant hemerocallis just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant hemerocallis in Coos Bay 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. If you wait any later than that and your hemerocallis may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your hemerocallis indoors.

Last Frost Date

The average date of last frost is February 15 in Coos Bay. It might get as low as 20°F during the coldest months of winter.

Remember that USDA zone info for Coos Bay is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Coos Bay it frosts late in the year after February 15 be ready to cover your hemerocallis in the event of a surprise late frost.

USDA Zone Info for Coos Bay

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Coos Bay

You may be interested in your other planting guides for Coos Bay.