When to Plant Marigold in Erlanger, KY

The USDA Zone info is a great tool for gardeners to help us estimate 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 looking at the USDA zone info for Erlanger you should be able to estimate when to plant marigold.


Planting Calendar for Marigold

Frost tolerance for marigold: Not tolerant of frost.
When to plant: After all chance of frost has passed.

It's probably not a good idea to plant marigold until after all chance of frost has passed because they are not cold tolerant.

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

The earliest that you can plant marigold in Erlanger is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant marigold and expect a good harvest is probably August. If you wait any later than that and your marigold may not have a chance to really do well. Starting your marigold indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Erlanger. 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 Erlanger may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Erlanger you get a frost after April 15 so always be ready to cover your marigold if you have a surprise late frost.

USDA Zone Info for Erlanger

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 Erlanger

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