When to Plant Snap beans in Ellensburg, WA

One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to figure out when it's a good idea to plant snap beans by referring to the USDA zone info for Ellensburg.


Planting Calendar for Snap beans

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

You should not plant snap beans until after the last frost when the weather gets warmer because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant snap beans
Possibly ok, but a risky time to plant snap beans
Probably not a good time to plant snap beans

The earliest that you can plant snap beans in Ellensburg 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 snap beans and expect a good harvest is probably August. If you wait any later than that and your snap beans may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your snap beans indoors.

Last Frost Date

The average date of last frost is April 15 in Ellensburg. It might get as low as -5°F during the coldest months of winter.

Remember that USDA zone info for Ellensburg is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Ellensburg you get surprised by a frost after April 15 be ready to cover your snap beans if you have a late frost.

USDA Zone Info for Ellensburg

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 Low0°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 Ellensburg

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