Before planting it is a good idea to find your USDA Zone info to estimate 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.

A common way of figuring out when to plant runner beans is to consult the USDA zone info for Liberty.

Planting Calendar for Runner beans

Frost tolerance for runner beans:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant runner beans until after the last frost because they require warm weather.

The earliest that you can plant runner beans in Liberty 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 runner beans and expect a good harvest is probably September. Any later than that and your runner beans may not have a chance to fully mature. You can get started a few weeks earlier by starting your runner beans indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Liberty. You can expect an average low temperature of 20°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Liberty and it will vary from year to year. Half of the time in Liberty last frost occurs after February 15 so make sure that you are prepared to cover your runner beans if you have a surprise late frost.

USDA Zone Info for Liberty

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 Liberty

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