One of the first steps you take when you are getting a good idea 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.

A common way of getting a good idea when to plant oregano is to check out the USDA zone info for Montrose.

Planting Calendar for Oregano

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

You can plant oregano just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant oregano in Montrose 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. Starting your oregano indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Montrose. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Montrose is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Montrose you get surprised by a frost after April 15 be ready to protect your oregano if you have a surprise late frost.

USDA Zone Info for Montrose

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Montrose

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