One of the best tools that you have as gardeners to help us figure out 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 USDA zone info for Everett should be looked at to figure out when it's possible to plant portulaca.

Planting Calendar for Portulaca

Frost tolerance for portulaca:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since portulaca require warm weather you must wait until after the last frost before you can plant them.

The earliest that you can plant portulaca in Everett is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant portulaca and expect a good harvest is probably August. Any later than that and your portulaca may not have a chance to really do well. You can get started a few weeks earlier by starting your portulaca indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Everett is not always accurate and the actual date of last frost changes from year to year. Half of the time in Everett there is a last frost after April 15 so always be ready to cover your portulaca if you have one of those late frosts.

USDA Zone Info for Everett

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 Everett

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