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

The earliest that you can plant winter savory in Howell can be figured out by referring to the USDA zone info.

Planting Calendar for Winter Savory

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

You can plant winter savory a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant winter savory in Howell 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 winter savory and expect a good harvest is probably September. Any later than that and your winter savory may not have a chance to really do well. Starting your winter savory indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Howell. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Howell is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Howell it frosts late in the year after April 15 be ready to protect your winter savory in the event of a surprise late frost.

USDA Zone Info for Howell

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Howell

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