One of the first steps you take when you are figuring out 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.

The first chance to plant eggplants in Washington should be figured out by looking at the USDA zone info.

Planting Calendar for Eggplants

Frost tolerance for eggplants:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant eggplants until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant eggplants in Washington 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 eggplants and expect a good harvest is probably August. You probably don't want to wait any later than that or else your eggplants may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your eggplants indoors.

Last Frost Date

On average the last frost is on April 15 in Washington. It might get as low as 0°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Washington is not always accurate and the actual date of last frost is different every year. Half of the time in Washington you get surprised by a frost after April 15 so be sure to be ready to cover your eggplants in the event of a late frost.

USDA Zone Info for Washington

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Washington

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