The USDA Zone info is a great tool for gardeners to help us figure out 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 using the USDA zone info for Berlin you will be able to determine when to plant gaillardia.

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.

Since gaillardia do ok in moderate cold you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant gaillardia in Berlin 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 fully mature. You can get started a couple of weeks earlier by starting your gaillardia indoors.

Last Frost Date

In Berlin the average date of last frost happens on April 15. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Berlin may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Berlin there is a last frost after April 15 so be sure to be ready to protect your gaillardia in the event of a late frost.

USDA Zone Info for Berlin

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Berlin

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