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When to Plant Swan River Daisy in International Falls, MN

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for International Falls you should be able to determine when it's a good idea to plant swan river daisy.


Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

Swan River Daisy do not do well in cold weather which means that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant swan river daisy
Possibly ok, but a risky time to plant swan river daisy
Probably not a good time to plant swan river daisy

The earliest that you can plant swan river daisy in International Falls is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant swan river daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your swan river daisy may not have a chance to grow to maturity. Starting your swan river daisy indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on May 15 in International Falls. In the coldest months of winter you should expect an average low temperature of -40°F.

Keep in mind that USDA zone info for International Falls is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in International Falls you get surprised by a frost after May 15 be ready to cover your swan river daisy in the event of a surprise late frost.

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.