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.

You should be able to figure out when it's a good idea to plant snap beans by reviewing the USDA zone info for Denison.

Planting Calendar for Snap beans

Frost tolerance for snap beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since snap beans do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant snap beans in Denison is April. However, you really should wait until May 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 August. Any later than that and your snap beans may not have a chance to fully mature. Starting your snap beans indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Denison. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Denison may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Denison last frost occurs after March 15 so make sure that you are prepared to cover your snap beans in the event of a surprise late frost.

USDA Zone Info for Denison

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Denison

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