When to Plant Pole beans in Auburn, WA

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Auburn it's a good idea to figure out when you can plant pole beans.


Planting Calendar for Pole beans

Frost tolerance for pole beans: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Since pole beans do not do well in cold weather it's important to wait until after the last frost before you can plant them.

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

The earliest that you can plant pole beans in Auburn 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 pole beans and expect a good harvest is probably August. Any later than that and your pole beans may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your pole beans indoors.

Last Frost Date

In Auburn the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Auburn may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Auburn you get surprised by a frost after March 15 so always be ready to protect your pole beans if you have one of those late frosts.

USDA Zone Info for Auburn

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 Low15°F
Highest Expected Low20°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 Auburn

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