One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when it's a good idea to plant marigold is to look at the USDA zone info for East Moline.

Planting Calendar for Marigold

Frost tolerance for marigold:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since marigold do not do well in cold weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant marigold in East Moline 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. Any later than that and your marigold may not have a chance to fully mature. Starting your marigold indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for East Moline may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in East Moline you get a frost after April 15 be ready to cover your marigold if you have a late frost.

USDA Zone Info for East Moline

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 East Moline

You may be interested in your other planting guides for East Moline.