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

A way of estimating when it's a good idea to plant hemerocallis is to refer to the USDA zone info for Little Falls.

Planting Calendar for Hemerocallis

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

Hemerocallis are moderately cold tolerant which tells us that you can plant them earlier than more sensitive plants.

The earliest that you can plant hemerocallis in Little Falls 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 few weeks earlier by starting your hemerocallis indoors.

Last Frost Date

On average the last frost is on April 15 in Little Falls. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Little Falls is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Little Falls it frosts late in the year after April 15 be ready to protect your hemerocallis if you have a surprise late frost.

USDA Zone Info for Little Falls

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 Little Falls

You may be interested in your other planting guides for Little Falls.