One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant sweet potato vine by reviewing the USDA zone info for Everett.

Planting Calendar for Sweet Potato Vine

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

Since sweet potato vine require warm weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant sweet potato vine 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 sweet potato vine and expect a good harvest is probably August. If you wait any later than that and your sweet potato vine may not have a chance to really do well. You can get started a little bit earlier by starting your sweet potato vine indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Everett. You can expect an average low temperature of 15°F in the coldest months of winter.

It's important 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 you get surprised by a frost after March 15 so just be sure to be ready to cover your sweet potato vine in the event of a surprise late frost.

USDA Zone Info for Everett

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 Everett

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