When to Plant Yarrow in Elmhurst, IL

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Elmhurst can be read to estimate when it's a good idea to plant yarrow.


Planting Calendar for Yarrow

Frost tolerance for yarrow: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Yarrow tend to make it in a bit of cold which tells us that you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant yarrow in Elmhurst 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 yarrow and expect a good harvest is probably September. You probably don't want to wait any later than that or else your yarrow may not have a chance to fully mature. You can get started a little bit earlier by starting your yarrow indoors.

Last Frost Date

In Elmhurst the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Elmhurst may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Elmhurst you get a frost after April 15 be ready to protect your yarrow in the event of a late frost.

USDA Zone Info for Elmhurst

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 Elmhurst

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