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.

In Hartford you can figure out when it's a good idea to plant snap beans by looking at 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.

Since snap beans require warm weather it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant snap beans in Hartford 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. If you wait any later than that and your snap beans may not have a chance to grow to maturity. Starting your snap beans indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Hartford is an average the actual date of last frost will vary from year to year. Half of the time in Hartford there is a last frost after April 15 so always be ready to cover your snap beans in the event of one of those late frosts.

USDA Zone Info for Hartford

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°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 -15°F.

Plants to Grow in Hartford

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