The USDA Zone info is a great tool for gardeners to help us determine 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 USDA zone info for Modesto should be looked at to determine when it's the best time 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.

Since creeping phlox do well in cold you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant creeping phlox in Modesto is January. However, you really should wait until February 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 October. Any later than that and your creeping phlox may not have a chance to fully mature. Starting your creeping phlox indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Modesto the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Modesto is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Modesto you get a frost after February 15 be ready to protect your creeping phlox if you have a surprise late frost.

USDA Zone Info for Modesto

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Modesto

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