One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Lancaster you can figure out when it's a good idea to plant oregano by reviewing the USDA zone info.

Planting Calendar for Oregano

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

Oregano do well in a little bit of cold which means that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant oregano in Lancaster 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 really do well. Starting your oregano indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Lancaster the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Lancaster and it changes from year to year. Since half of the time in Lancaster there is a last frost after April 15 be ready to cover your oregano if you have a surprise late frost.

USDA Zone Info for Lancaster

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Lancaster

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