One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Arlington you can determine when it's a good idea to plant oregano by checking out 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 ok in a little bit of cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant oregano in Arlington 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 fully mature. 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 March 15 in Arlington. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Arlington is just an average the actual date of last frost changes from year to year. Since half of the time in Arlington it frosts late in the year after March 15 be ready to cover your oregano in the event of a late frost.

USDA Zone Info for Arlington

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 Arlington

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