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.

By using the USDA zone info for Marengo it's possible to figure out when you can plant dahlberg daisy.

Planting Calendar for Dahlberg Daisy

Frost tolerance for dahlberg daisy:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since dahlberg daisy are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant dahlberg daisy in Marengo is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant dahlberg daisy and expect a good harvest is probably August. Any later than that and your dahlberg daisy may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your dahlberg daisy indoors.

Last Frost Date

On average the last frost is on April 15 in Marengo. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Marengo is just an average the actual date of last frost changes from year to year. Since half of the time in Marengo you get surprised by a frost after April 15 be ready to protect your dahlberg daisy in the event of a surprise late frost.

USDA Zone Info for Marengo

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 Marengo

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