The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 lantana in River Rouge should be figured out by using the USDA zone info.

Planting Calendar for Lantana

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

Since lantana do not do well in cold weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant lantana in River Rouge 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 lantana and expect a good harvest is probably August. You probably don't want to wait any later than that or else your lantana may not have a chance to grow to maturity. Starting your lantana indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In River Rouge the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for River Rouge and it will vary from year to year. Half of the time in River Rouge you get surprised by a frost after April 15 so be sure to be ready to cover your lantana in the event of a late frost.

USDA Zone Info for River Rouge

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 River Rouge

You may be interested in your other planting guides for River Rouge.