One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's a good idea to plant swan river daisy by reviewing the USDA zone info for Kasson.

Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since swan river daisy do not do well in cold weather it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant swan river daisy in Kasson 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. If you wait any later than that and your swan river daisy may not have a chance to fully mature. You can get started a few weeks earlier by starting your swan river daisy indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Kasson. You can expect an average low temperature of -25°F in the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Kasson and it will vary from year to year. Since half of the time in Kasson you get surprised by a frost after May 15 be ready to cover your swan river daisy if you have a surprise late frost.

USDA Zone Info for Kasson

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 Kasson

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