The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant red hot pokers in Ishpeming should be figured out by referring to the USDA zone info.

Planting Calendar for Red Hot Pokers

Frost tolerance for red hot pokers:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant red hot pokers quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant red hot pokers 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 red hot pokers and expect a good harvest is probably August. Any later than that and your red hot pokers may not have a chance to really do well. If you are starting your red hot pokers indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Ishpeming. In the coldest months of winter you can expect an average low temperature of -25°F.

Just be sure to remember that USDA zone info for Ishpeming may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Ishpeming you get surprised by a frost after May 15 so just be sure to be ready to cover your red hot pokers if you have 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.