One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

By looking at the USDA zone info for Wickenburg you should be able to determine when it's a good idea to plant string beans.

Planting Calendar for String beans

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

String beans do not do well in cold weather which means that you need to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant string beans in Wickenburg is March. However, you really should wait until April 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 September. You probably don't want to wait any later than that or else your string beans may not have a chance to grow to maturity. You can get started a little bit earlier by starting your string beans indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Wickenburg. You should expect an average low temperature of 20°F in the coldest months of winter.

Keep in mind that USDA zone info for Wickenburg is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Wickenburg you get surprised by a frost after February 15 so make sure that you are ready to cover your string beans in the event of a late frost.

USDA Zone Info for Wickenburg

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Wickenburg

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