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.

The best time to plant snap beans in Houston can be figured out by reviewing 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 has passed.

Snap beans require warm weather which means that you have to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant snap beans in Houston 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. If you wait any later than that and 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

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

Keep in mind that USDA zone info for Houston is just an average and the actual date of last frost is different every year. Since half of the time in Houston you get surprised by 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 Houston

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 Houston

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