Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when you can plant oregano by using the USDA zone info for Marietta.

Planting Calendar for Oregano

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

Oregano tend to make it in mild cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant oregano in Marietta is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant oregano and expect a good harvest is probably September. Any later than that and your oregano may not have a chance to really do well. You can get started a couple of weeks earlier by starting your oregano indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Marietta. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Marietta is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Marietta last frost occurs after April 15 so be sure to be ready to protect your oregano in the event of one of those late frosts.

USDA Zone Info for Marietta

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Marietta

You may be interested in your other planting guides for Marietta.