One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Rosemount it's possible to estimate when it's possible 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.

Gaillardia do ok in mild cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant gaillardia in Rosemount 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 gaillardia and expect a good harvest is probably August. Any later than that and 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 little bit earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Rosemount. It might get as low as -25°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Rosemount and it can change quite a bit from year to year. Half of the time in Rosemount there is a last frost after May 15 so make sure that you are prepared to protect your gaillardia in the event of a surprise late frost.

USDA Zone Info for Rosemount

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Rosemount

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