The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to determine when you can plant melampodium by checking out the USDA zone info for Inver Grove Heights.

Planting Calendar for Melampodium

Frost tolerance for melampodium:	Not tolerant of frost.
When to plant:	After the last frost.

Since melampodium are not cold tolerant it is necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant melampodium in Inver Grove Heights is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant melampodium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your melampodium may not have a chance to fully mature. Starting your melampodium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Inver Grove Heights may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Inver Grove Heights it frosts late in the year after May 15 be ready to protect your melampodium in the event of a late frost.

USDA Zone Info for Inver Grove Heights

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 Inver Grove Heights

You may be interested in your other planting guides for Inver Grove Heights.