The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant hemerocallis is to check out the USDA zone info for Bloomington.

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 Bloomington 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 grow to maturity. You can get started a couple of weeks earlier by starting your hemerocallis indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Bloomington. You should expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Bloomington may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Bloomington you get surprised by a frost after April 15 be ready to cover your hemerocallis if you have a surprise late frost.

USDA Zone Info for Bloomington

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Bloomington

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