The USDA Zone info is a great tool for gardeners to help us figure out 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.

By reviewing the USDA zone info for Worthington you should be able to estimate when it's possible to plant african daisy.

Planting Calendar for African Daisy

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

African Daisy do well in some cold which means that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant african daisy in Worthington 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 african daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your african daisy may not have a chance to really do well. You can get started a couple of weeks earlier by starting your african daisy indoors.

Last Frost Date

In Worthington the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Worthington is an average the actual date of last frost changes from year to year. Since half of the time in Worthington you get a frost after May 15 be ready to protect your african daisy if you have one of those late frosts.

USDA Zone Info for Worthington

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Worthington

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