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.

The best time to plant rudbeckia in Chanhassen should be determined by referring to the USDA zone info.

Planting Calendar for Rudbeckia

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

Rudbeckia can survive in some cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant rudbeckia in Chanhassen 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 rudbeckia and expect a good harvest is probably August. Any later than that and your rudbeckia may not have a chance to fully mature. Starting your rudbeckia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Chanhassen. It might get as low as -25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Chanhassen is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Chanhassen there is a last frost after May 15 so make sure that you are ready to cover your rudbeckia if you have a late frost.

USDA Zone Info for Chanhassen

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 Chanhassen

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