One of the best tools that you have as gardeners to help us determine 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 USDA zone info for Wixom can be read to estimate when you can plant plectranthus.

Planting Calendar for Plectranthus

Frost tolerance for plectranthus:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Plectranthus do not do well in cold weather which tells us that you have to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant plectranthus in Wixom is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant plectranthus and expect a good harvest is probably August. Any later than that and your plectranthus may not have a chance to grow to maturity. If you are starting your plectranthus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Wixom the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Wixom is just an average the actual date of last frost will vary from year to year. Half of the time in Wixom you get surprised by a frost after April 15 so make sure that you are prepared to protect your plectranthus in the event of a late frost.

USDA Zone Info for Wixom

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 Wixom

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