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.

By reviewing the USDA zone info for Peoria it's a good idea to figure out when 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.

You can plant oregano just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant oregano in Peoria 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. You probably don't want to wait any later than that or else your oregano may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your oregano indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Peoria. In the coldest months of winter you should expect an average low temperature of -15°F.

Remember that USDA zone info for Peoria is an average and the actual date of last frost is different every year. Half of the time in Peoria you get surprised by a frost after April 15 so just be sure to be ready to protect your oregano if you have a late frost.

USDA Zone Info for Peoria

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Peoria

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