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

A common way of estimating when it's possible to plant oregano is to refer to the USDA zone info for Birdsboro.

Planting Calendar for Oregano

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

Oregano do ok in mild cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant oregano in Birdsboro 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. If you wait any later than that and your oregano may not have a chance to fully mature. You can get started a little bit earlier by starting your oregano indoors.

Last Frost Date

On average the last frost is on April 15 in Birdsboro. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Birdsboro is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Birdsboro you get a frost after April 15 be ready to protect your oregano if you have a surprise late frost.

USDA Zone Info for Birdsboro

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 Birdsboro

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