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.

In Forest Park you can determine when it's the best time 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 tend to make it in some cold which tells us that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant oregano in Forest Park 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 really do well. You can get started a couple of weeks earlier by starting your oregano indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Forest Park. In the coldest months of winter you should expect an average low temperature of 10°F.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Forest Park and it is different every year. Half of the time in Forest Park last frost occurs after March 15 so always be ready to cover your oregano in the event of a surprise late frost.

USDA Zone Info for Forest Park

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 Forest Park

You may be interested in your other planting guides for Forest Park.