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 Inver Grove Heights can be reviewed to determine when it's a good idea to plant oregano.

Planting Calendar for Oregano

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

Oregano are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant oregano in Inver Grove Heights 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 oregano and expect a good harvest is probably August. Any later than that and your oregano may not have a chance to really do well. Starting your oregano indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Inver Grove Heights is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Inver Grove Heights you get a frost after May 15 so be sure to be ready to protect your oregano in the event of a surprise 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.