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

In Duluth you can estimate when you can plant cilantro by referring to the USDA zone info.

Planting Calendar for Cilantro

Frost tolerance for cilantro:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant cilantro a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant cilantro in Duluth 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 cilantro and expect a good harvest is probably August. Any later than that and your cilantro may not have a chance to fully mature. Starting your cilantro indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Duluth. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Duluth may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Duluth there is a last frost after April 15 so be sure to be ready to cover your cilantro in the event of one of those late frosts.

USDA Zone Info for Duluth

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Duluth

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