The USDA Zone info is a great tool for gardeners to help us determine 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 reviewing the USDA zone info for Elmwood Park it's a good idea 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.

Since marigold are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant marigold in Elmwood Park 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 really do well. Starting your marigold indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Elmwood Park. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Elmwood Park is just an average the actual date of last frost changes from year to year. Half of the time in Elmwood Park it frosts late in the year after April 15 so always be ready to protect your marigold in the event of one of those late frosts.

USDA Zone Info for Elmwood Park

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 Elmwood Park

You may be interested in your other planting guides for Elmwood Park.