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

You will be able to determine when it's a good idea to plant string beans by checking out the USDA zone info for Auburn.

Planting Calendar for String beans

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

Since string beans require warm weather it is necessary to wait until after the last frost has passed before you can plant them.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Auburn. You should expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Auburn is an average and the actual date of last frost will vary from year to year. Half of the time in Auburn you get surprised by a frost after April 15 so make sure that you are prepared to cover your string beans in the event of a surprise late frost.

USDA Zone Info for Auburn

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Auburn

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