Before planting it is a good idea to find your USDA Zone info to figure out 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 Ishpeming can be reviewed to estimate when you can plant arctotis.

Planting Calendar for Arctotis

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

Arctotis are moderately cold tolerant which tells us that you can plant them earlier than other plants that might not handle the cold.

The earliest that you can plant arctotis in Ishpeming 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 arctotis and expect a good harvest is probably August. If you wait any later than that and your arctotis may not have a chance to really do well. You can get started a couple of weeks earlier by starting your arctotis indoors.

Last Frost Date

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

Since the USDA zone info for Ishpeming is not always accurate the actual date of last frost changes from year to year. Half of the time in Ishpeming you get surprised by a frost after May 15 so make sure that you are ready to protect your arctotis in the event of a late frost.

USDA Zone Info for Ishpeming

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 Ishpeming

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