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.

You can figure out when it's possible to plant didiscus in Ishpeming by looking at the USDA zone info.

Planting Calendar for Didiscus

Frost tolerance for didiscus:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since didiscus do ok in moderate cold you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant didiscus in Ishpeming is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant didiscus and expect a good harvest is probably August. Any later than that and your didiscus may not have a chance to grow to maturity. Starting your didiscus 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 Ishpeming. In the coldest months of winter you should expect an average low temperature of -25°F.

Just be sure to remember that USDA zone info for Ishpeming is an average and the actual date of last frost is different every year. Since half of the time in Ishpeming last frost occurs after May 15 be ready to cover your didiscus in the event of one of those late frosts.

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.