The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Circle Pines can be reffered to in order to determine 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.

Carnation do ok in a bit of cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant carnation in Circle Pines is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant carnation and expect a good harvest is probably August. 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 couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Circle Pines. In the coldest months of winter you can expect an average low temperature of -25°F.

Always keep in mind that USDA zone info for Circle Pines may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Circle Pines there is a last frost after May 15 so be sure to be ready to protect your carnation in the event of a surprise late frost.

USDA Zone Info for Circle Pines

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Circle Pines

You may be interested in your other planting guides for Circle Pines.