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.

It's a good idea to determine when it's the best time to plant diascia by reviewing the USDA zone info for Big Stone Gap.

Planting Calendar for Diascia

Frost tolerance for diascia:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since diascia do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant diascia in Big Stone Gap is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant diascia and expect a good harvest is probably September. Any later than that and your diascia may not have a chance to really do well. Starting your diascia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Big Stone Gap the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Big Stone Gap is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Big Stone Gap last frost occurs after April 15 be ready to protect your diascia in the event of a surprise late frost.

USDA Zone Info for Big Stone Gap

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 Big Stone Gap

You may be interested in your other planting guides for Big Stone Gap.