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

It's possible to estimate when it's a good idea to plant english daisy by reviewing the USDA zone info for Iowa City.

Planting Calendar for English Daisy

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

You can plant english daisy a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant english daisy in Iowa City 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 english daisy and expect a good harvest is probably September. If you wait any later than that and your english daisy may not have a chance to fully mature. Starting your english daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Iowa City is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Iowa City you get surprised by a frost after April 15 be ready to protect your english daisy in the event of a surprise late frost.

USDA Zone Info for Iowa City

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 Iowa City

You may be interested in your other planting guides for Iowa City.