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.

By using the USDA zone info for Harvard it's a good idea to determine when it's the best time 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 moderate cold which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant african daisy in Harvard 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 african daisy and expect a good harvest is probably September. If you wait any later than that and your african daisy may not have a chance to fully mature. You can get started a few weeks earlier by starting your african daisy indoors.

Last Frost Date

The average date of last frost is April 15 in Harvard. In the coldest months of winter you can expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Harvard is an average and the actual date of last frost will vary from year to year. Since half of the time in Harvard last frost occurs after April 15 be ready to protect your african daisy in the event of a late frost.

USDA Zone Info for Harvard

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 Harvard

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