Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Watchung you can determine when 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.

You can plant creeping phlox quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant creeping phlox in Watchung 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. You probably don't want to wait any later than that or else your creeping phlox may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your creeping phlox indoors.

Last Frost Date

The average date of last frost is April 15 in Watchung. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Watchung and it can change quite a bit from year to year. Half of the time in Watchung you get surprised by a frost after April 15 so make sure that you are prepared to protect your creeping phlox in the event of a surprise late frost.

USDA Zone Info for Watchung

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 Watchung

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