One of the first steps you take when you are estimating 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.

The USDA zone info for Allegan should be used to determine when it's a good idea to plant creeping phlox.

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 can survive in cold weather which means that you can plant them much earlier in the year than other frost tender plants.

The earliest that you can plant creeping phlox in Allegan 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. 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

The average date of last frost is April 15 in Allegan. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Allegan is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Allegan there is a last frost after April 15 be ready to protect your creeping phlox in the event of a surprise late frost.

USDA Zone Info for Allegan

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 Allegan

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