Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Eaton Rapids should be reviewed to estimate when to plant missouri primrose.

Planting Calendar for Missouri Primrose

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

Missouri Primrose do well in moderate cold which means that you can start planting them earlier than more sensitive plants.

The earliest that you can plant missouri primrose in Eaton Rapids 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 missouri primrose and expect a good harvest is probably September. If you wait any later than that and your missouri primrose may not have a chance to really do well. Starting your missouri primrose indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Eaton Rapids. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Eaton Rapids may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Eaton Rapids you get surprised by a frost after April 15 so make sure that you are ready to cover your missouri primrose in the event of one of those late frosts.

USDA Zone Info for Eaton Rapids

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 Eaton Rapids

You may be interested in your other planting guides for Eaton Rapids.