Before planting it is a good idea to find your USDA Zone info to determine 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 USDA zone info for Jasper should be reffered to in order to determine when it's possible to plant carnation.

Planting Calendar for Carnation

Frost tolerance for carnation:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant carnation earlier in the year because they are very cold tolerant.

The earliest that you can plant carnation in Jasper 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 carnation and expect a good harvest is probably September. You probably don't want to wait any later than that or else your carnation may not have a chance to really do well. If you are starting your carnation 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 Jasper. In the coldest months of winter you can expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Jasper is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Jasper you get surprised by a frost after April 15 so always be ready to protect your carnation if you have one of those late frosts.

USDA Zone Info for Jasper

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Jasper

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