One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant african daisy in International Falls can be figured out by reviewing the USDA zone info.

Planting Calendar for African Daisy

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

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

The earliest that you can plant african daisy in International Falls 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

The average date of last frost is May 15 in International Falls. You can expect an average low temperature of -40°F in the coldest months of winter.

Since the USDA zone info for International Falls is just an average the actual date of last frost will vary from year to year. Since half of the time in International Falls it frosts late in the year after May 15 be ready to protect your african daisy in the event of one of those late frosts.

USDA Zone Info for International Falls

Here is the info for USDA Zone 3a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-40°F
Highest Expected Low	-35°F

This means that on a really cold year, the coldest it will get is -40°F. On most years you should be prepared to experience lows near -35°F.

Plants to Grow in International Falls

You may be interested in your other planting guides for International Falls.