When to Plant Carnation in Clinton, IA

One of the first steps you take when you are determining your gardening schedule is find your 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.

The first chance to plant carnation in Clinton can be estimated by checking out the USDA zone info.


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 do well in cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant carnation
Possibly ok, but a risky time to plant carnation
Probably not a good time to plant carnation

The earliest that you can plant carnation in Clinton 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. If you wait any later than that and your carnation may not have a chance to grow to maturity. If you are starting your carnation indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Clinton. You should expect an average low temperature of -15°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Clinton and it can change quite a bit from year to year. Since half of the time in Clinton there is a last frost after April 15 be ready to protect your carnation if you have one of those late frosts.

USDA Zone Info for Clinton

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Clinton

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