Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when it's possible to plant green beans by looking at the USDA zone info for Marana.

Planting Calendar for Green beans

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

You really shouldn't plant green beans until after the last frost has passed because they require warm weather.

The earliest that you can plant green beans in Marana 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 green beans and expect a good harvest is probably September. Any later than that and your green beans may not have a chance to really do well. If you are starting your green beans indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Marana. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Marana is not always accurate the actual date of last frost will vary from year to year. Half of the time in Marana it frosts late in the year after February 15 so make sure that you are prepared to cover your green beans if you have a late frost.

USDA Zone Info for Marana

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 Marana

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