The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Dickinson you can determine when it's the best time to plant daylily by referring to the USDA zone info.

Planting Calendar for Daylily

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

Since daylily are moderately cold tolerant you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant daylily in Dickinson is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant daylily and expect a good harvest is probably August. You probably don't want to wait any later than that or else your daylily may not have a chance to fully mature. You can get started a few weeks earlier by starting your daylily indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Dickinson. In the coldest months of winter you can expect an average low temperature of -30°F.

Since the USDA zone info for Dickinson may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Dickinson last frost occurs after May 15 so just be sure to be ready to protect your daylily if you have a late frost.

USDA Zone Info for Dickinson

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Dickinson

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