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When to Plant Gaillardia in Arlington Heights, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when it's a good idea to plant gaillardia is to refer to the USDA zone info for Arlington Heights.

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Planting Calendar for Gaillardia

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

You can plant gaillardia a bit earlier in the year because they are barely cold tolerant.

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

The earliest that you can plant gaillardia in Arlington Heights 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 gaillardia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your gaillardia may not have a chance to really do well. If you are starting your gaillardia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Arlington Heights. In the coldest months of winter you should expect an average low temperature of -15°F.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Arlington Heights and it can change quite a bit from year to year. Half of the time in Arlington Heights you get a frost after April 15 so be sure to be ready to cover your gaillardia in the event of a surprise late frost.

USDA Zone Info for Arlington Heights

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 Arlington Heights

You may be interested in your other planting guides for Arlington Heights.