One of the first steps you take when you are determining your gardening schedule is find your 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.

By looking at the USDA zone info for Newburyport you will be able to estimate when it's a good idea to plant hemerocallis.

Planting Calendar for Hemerocallis

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

Hemerocallis are one of those plants that can tolerate a little bit of cold weather which means that you can plant them a little bit earlier than other plants that might not handle the cold.

The earliest that you can plant hemerocallis in Newburyport 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 fully mature. You can get started a couple of weeks earlier by starting your hemerocallis indoors.

Last Frost Date

In Newburyport the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

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

USDA Zone Info for Newburyport

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Newburyport

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