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.

In Ishpeming you can estimate when it's the best time to plant gypsophila by checking out the USDA zone info.

Planting Calendar for Gypsophila

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

Gypsophila are moderately cold tolerant which means that you can get them planted earlier than more sensitive plants.

The earliest that you can plant gypsophila 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 gypsophila and expect a good harvest is probably August. If you wait any later than that and your gypsophila may not have a chance to fully mature. Starting your gypsophila indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Remember that USDA zone info for Ishpeming is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Ishpeming you get a frost after May 15 be ready to protect your gypsophila if you have a surprise 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.