One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant creeping phlox in Mukilteo should be estimated by looking at 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 quite a bit of cold which means that you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant creeping phlox in Mukilteo 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 really do well. You can get started a few weeks earlier by starting your creeping phlox indoors.

Last Frost Date

The average date of last frost is March 15 in Mukilteo. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for Mukilteo is not always accurate and the actual date of last frost changes from year to year. Half of the time in Mukilteo you get a frost after March 15 so always be ready to protect your creeping phlox if you have a late frost.

USDA Zone Info for Mukilteo

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Mukilteo

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