One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when it's the best time to plant oregano is to look at the USDA zone info for Erwin.

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 some cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant oregano in Erwin 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 fully mature. If you are starting your oregano indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Erwin. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Erwin may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Erwin it frosts late in the year after March 15 be ready to cover your oregano if you have a surprise late frost.

USDA Zone Info for Erwin

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Erwin

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