The USDA Zone info is a great tool for gardeners to help us figure out 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.

In South Milwaukee you can figure out when it's a good idea to plant creeping phlox by using the USDA zone info.

Planting Calendar for Creeping Phlox

Frost tolerance for creeping phlox:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Creeping Phlox do well in cold which tells us that you can get them planted much earlier than other frost tender plants.

The earliest that you can plant creeping phlox in South Milwaukee 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 creeping phlox and expect a good harvest is probably September. If you wait any later than that and your creeping phlox may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your creeping phlox indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in South Milwaukee. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for South Milwaukee is just an average the actual date of last frost will vary from year to year. Since half of the time in South Milwaukee you get a frost after April 15 be ready to protect your creeping phlox in the event of a late frost.

USDA Zone Info for South Milwaukee

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 South Milwaukee

You may be interested in your other planting guides for South Milwaukee.