The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Princeton you will be able to figure out when you can 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 much earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant carnation in Princeton 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 fully mature. Starting your carnation indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Princeton. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Princeton is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Princeton last frost occurs after April 15 so just be sure to be ready to protect your carnation if you have a late frost.

USDA Zone Info for Princeton

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 Princeton

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