The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's a good idea to plant snap beans in Phoenix by referring to the USDA zone info.

Planting Calendar for Snap beans

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

It's not a good idea to plant snap beans until after the last frost when the weather gets warmer because they require warm weather.

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

Last Frost Date

The average date of last frost is February 15 in Phoenix. In the coldest months of winter you can expect an average low temperature of 25°F.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Phoenix and it will vary from year to year. Since half of the time in Phoenix you get a frost after February 15 be ready to protect your snap beans in the event of one of those late frosts.

USDA Zone Info for Phoenix

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Phoenix

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