One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant oregano in Elm Grove should be estimated by referring to 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.

Since oregano are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant oregano in Elm Grove 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. You can get started a few weeks earlier by starting your oregano indoors.

Last Frost Date

The average date of last frost is April 15 in Elm Grove. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Elm Grove may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Elm Grove there is a last frost after April 15 so be sure to be ready to protect your oregano if you have a late frost.

USDA Zone Info for Elm Grove

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Elm Grove

You may be interested in your other planting guides for Elm Grove.