One of the first steps you take when you are determining your gardening schedule is find your 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.

By looking at the USDA zone info for Cleveland it's possible to figure out when you can 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 are one of those plants that can tolerate quite a bit of cold weather which tells us that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant creeping phlox in Cleveland 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 grow to maturity. 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 Cleveland. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Cleveland may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Cleveland last frost occurs after April 15 be ready to protect your creeping phlox if you have one of those late frosts.

USDA Zone Info for Cleveland

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 Cleveland

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