One of the best tools that you have as gardeners to help us determine 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.

It's possible to determine when to plant dahlia by using the USDA zone info for Abingdon.

Planting Calendar for Dahlia

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

Since dahlia do not do well in cold weather you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant dahlia in Abingdon 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 dahlia and expect a good harvest is probably August. Any later than that and your dahlia may not have a chance to fully mature. If you are starting your dahlia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Abingdon. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Abingdon is an average the actual date of last frost will vary from year to year. Since half of the time in Abingdon you get surprised by a frost after April 15 be ready to protect your dahlia in the event of a late frost.

USDA Zone Info for Abingdon

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Abingdon

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